)]}' { "log": [ { "commit": "156e74312f1ffc0a2639c24c771c5a0e106f0505", "tree": "a14f861cf4bd93a8aa043532aedd2164f646feab", "parents": [ "41dc6385bd6cd3366c1b4bede33688521eb21db9" ], "author": { "name": "Namhyung Kim", "email": "namhyung@gmail.com", "time": "Thu Nov 25 01:53:13 2010 +0900" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Mon Jan 10 19:04:06 2011 +0100" }, "message": "ext3: Add more journal error check\n\nCheck return value of ext3_journal_get_write_acccess() and\next3_journal_dirty_metadata().\n\nSigned-off-by: Namhyung Kim \u003cnamhyung@gmail.com\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "7d2f280e75f05919314e250cadf361a327ed555c", "tree": "47db5a9a0ceaf31adf49c18b663b1e08184f7cff", "parents": [ "e3e1288e86a07cdeb0aee5860a2dff111c6eff79", "4408ea41c0ab4b711d4da44dd954fb06dce6c3f8" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Wed Oct 27 20:13:18 2010 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Wed Oct 27 20:13:18 2010 -0700" }, "message": "Merge branch \u0027for_linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6\n\n* \u0027for_linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6: (24 commits)\n quota: Fix possible oops in __dquot_initialize()\n ext3: Update kernel-doc comments\n jbd/2: fixed typos\n ext2: fixed typo.\n ext3: Fix debug messages in ext3_group_extend()\n jbd: Convert atomic_inc() to get_bh()\n ext3: Remove misplaced BUFFER_TRACE() in ext3_truncate()\n jbd: Fix debug message in do_get_write_access()\n jbd: Check return value of __getblk()\n ext3: Use DIV_ROUND_UP() on group desc block counting\n ext3: Return proper error code on ext3_fill_super()\n ext3: Remove unnecessary casts on bh-\u003eb_data\n ext3: Cleanup ext3_setup_super()\n quota: Fix issuing of warnings from dquot_transfer\n quota: fix dquot_disable vs dquot_transfer race v2\n jbd: Convert bitops to buffer fns\n ext3/jbd: Avoid WARN() messages when failing to write the superblock\n jbd: Use offset_in_page() instead of manual calculation\n jbd: Remove unnecessary goto statement\n jbd: Use printk_ratelimited() in journal_alloc_journal_head()\n ...\n" }, { "commit": "a4c18ad2eed93194a667cb9f6662c3b3e8f0bba9", "tree": "d7916898588fc17dec97cab1deae6705acf6eaa1", "parents": [ "bcf3d0bcff9c2ab5794d9a2c5f0ebc9ce63cc63f" ], "author": { "name": "Namhyung Kim", "email": "namhyung@gmail.com", "time": "Tue Oct 19 00:34:35 2010 +0900" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Thu Oct 28 01:30:05 2010 +0200" }, "message": "ext3: Update kernel-doc comments\n\nUpdate missing/broken argument descriptions and fix formatting.\n\nSigned-off-by: Namhyung Kim \u003cnamhyung@gmail.com\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "bfa01dfbe0a02f5ba434221c351f0510c06af392", "tree": "84acf9d55363693b6279c794c74f40f6dad62198", "parents": [ "b8ea49fa9baff99523aa51e680e76e8ccb5f25f3" ], "author": { "name": "Namhyung Kim", "email": "namhyung@gmail.com", "time": "Fri Oct 15 20:03:02 2010 +0900" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Thu Oct 28 01:30:04 2010 +0200" }, "message": "ext3: Remove misplaced BUFFER_TRACE() in ext3_truncate()\n\nSigned-off-by: Namhyung Kim \u003cnamhyung@gmail.com\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "ebdec241d509cf69f6ebf1ecdc036359d3dbe154", "tree": "e3c23f9b213936cb8501c83f55522a01f4a69aca", "parents": [ "56b0dacfa2b8416815a2f2a5f4f51e46be4cf14c" ], "author": { "name": "Christoph Hellwig", "email": "hch@lst.de", "time": "Wed Oct 06 10:47:23 2010 +0200" }, "committer": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Mon Oct 25 21:18:20 2010 -0400" }, "message": "fs: kill block_prepare_write\n\n__block_write_begin and block_prepare_write are identical except for slightly\ndifferent calling conventions. Convert all callers to the __block_write_begin\ncalling conventions and drop block_prepare_write.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\n" }, { "commit": "5f248c9c251c60af3403902b26e08de43964ea0b", "tree": "6d3328e72a7e4015a64017eb30be18095c6a3c64", "parents": [ "f6cec0ae58c17522a7bc4e2f39dae19f199ab534", "dca332528bc69e05f67161e1ed59929633d5e63d" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Tue Aug 10 11:26:52 2010 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Tue Aug 10 11:26:52 2010 -0700" }, "message": "Merge branch \u0027for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6\n\n* \u0027for-linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: (96 commits)\n no need for list_for_each_entry_safe()/resetting with superblock list\n Fix sget() race with failing mount\n vfs: don\u0027t hold s_umount over close_bdev_exclusive() call\n sysv: do not mark superblock dirty on remount\n sysv: do not mark superblock dirty on mount\n btrfs: remove junk sb_dirt change\n BFS: clean up the superblock usage\n AFFS: wait for sb synchronization when needed\n AFFS: clean up dirty flag usage\n cifs: truncate fallout\n mbcache: fix shrinker function return value\n mbcache: Remove unused features\n add f_flags to struct statfs(64)\n pass a struct path to vfs_statfs\n update VFS documentation for method changes.\n All filesystems that need invalidate_inode_buffers() are doing that explicitly\n convert remaining -\u003eclear_inode() to -\u003eevict_inode()\n Make -\u003edrop_inode() just return whether inode needs to be dropped\n fs/inode.c:clear_inode() is gone\n fs/inode.c:evict() doesn\u0027t care about delete vs. non-delete paths now\n ...\n\nFix up trivial conflicts in fs/nilfs2/super.c\n" }, { "commit": "ac14a95b5239d37b6082c3791b88d7ab4e8e444c", "tree": "b7a763b2e25de51730104e14fffd5b4ec035b415", "parents": [ "0f3f63a4700d7c5aed51491b0113a257cf290a56" ], "author": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Sun Jun 06 07:08:19 2010 -0400" }, "committer": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Mon Aug 09 16:48:03 2010 -0400" }, "message": "convert ext3 to -\u003eevict_inode()\n\nSigned-off-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\n" }, { "commit": "1025774ce411f2bd4b059ad7b53f0003569b74fa", "tree": "2be221c205cb5579652a6063e8ee27d1c72d1bbd", "parents": [ "eef2380c187890816b73b1a4cb89a09203759469" ], "author": { "name": "Christoph Hellwig", "email": "hch@lst.de", "time": "Fri Jun 04 11:30:02 2010 +0200" }, "committer": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Mon Aug 09 16:47:37 2010 -0400" }, "message": "remove inode_setattr\n\nReplace inode_setattr with opencoded variants of it in all callers. This\nmoves the remaining call to vmtruncate into the filesystem methods where it\ncan be replaced with the proper truncate sequence.\n\nIn a few cases it was obvious that we would never end up calling vmtruncate\nso it was left out in the opencoded variant:\n\n spufs: explicitly checks for ATTR_SIZE earlier\n btrfs,hugetlbfs,logfs,dlmfs: explicitly clears ATTR_SIZE earlier\n ufs: contains an opencoded simple_seattr + truncate that sets the filesize just above\n\nIn addition to that ncpfs called inode_setattr with handcrafted iattrs,\nwhich allowed to trim down the opencoded variant.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\n" }, { "commit": "6e1db88d536adcbbfe562b2d4b7d6425784fff12", "tree": "8cfcb5a6190722db6249b2e4978f39247975abcf", "parents": [ "f4e420dc423148fba637af1ab618fa8896dfb2d6" ], "author": { "name": "Christoph Hellwig", "email": "hch@lst.de", "time": "Fri Jun 04 11:29:57 2010 +0200" }, "committer": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Mon Aug 09 16:47:32 2010 -0400" }, "message": "introduce __block_write_begin\n\nSplit up the block_write_begin implementation - __block_write_begin is a new\ntrivial wrapper for block_prepare_write that always takes an already\nallocated page and can be either called from block_write_begin or filesystem\ncode that already has a page allocated. Remove the handling of already\nallocated pages from block_write_begin after switching all callers that\ndo it to __block_write_begin.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\n" }, { "commit": "eafdc7d190a944c755a9fe68573c193e6e0217e7", "tree": "915c3cc8004706fabf88eae1ab123a3fa0147516", "parents": [ "256249584bda1a9357e2d29987a37f5b2df035f6" ], "author": { "name": "Christoph Hellwig", "email": "hch@lst.de", "time": "Fri Jun 04 11:29:53 2010 +0200" }, "committer": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Mon Aug 09 16:47:29 2010 -0400" }, "message": "sort out blockdev_direct_IO variants\n\nMove the call to vmtruncate to get rid of accessive blocks to the callers\nin prepearation of the new truncate calling sequence. This was only done\nfor DIO_LOCKING filesystems, so the __blockdev_direct_IO_newtrunc variant\nwas not needed anyway. Get rid of blockdev_direct_IO_no_locking and\nits _newtrunc variant while at it as just opencoding the two additional\nparamters is shorted than the name suffix.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\n" }, { "commit": "5f11e6a44059f728dddd8d0dbe5b4368ea93575b", "tree": "c66eed7a13b1de48d9a6539b9a7c7a27bda706c6", "parents": [ "aa32a796389bedbcf1c7714385b18714a0743810" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Thu Aug 05 12:38:26 2010 +0200" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Thu Aug 05 21:28:28 2010 +0200" }, "message": "ext3: Fix dirtying of journalled buffers in data\u003djournal mode\n\nIn data\u003djournal mode, we still use block_write_begin() to prepare page for\nwriting. This function can occasionally mark buffer dirty which violates\njournalling assumptions - when a buffer is part of a transaction, it should be\ndirty and a buffer can be already part of a forget list of some transaction\nwhen block_write_begin() gets called. This violation of journalling assumptions\nthen results in \"JBD: Spotted dirty metadata buffer...\" warnings.\n\nIn fact, temporary dirtying the buffer while the page is still locked does not\nreally cause problems to the journalling because we won\u0027t write the buffer\nuntil the page gets unlocked. So we just have to make sure to clear dirty bits\nbefore unlocking the page.\n\nReviewed-by: \"Theodore Ts\u0027o\" \u003ctytso@mit.edu\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "f25f624263445785b94f39739a6339ba9ed3275d", "tree": "8ec38c718b0af19d6e9cbbc9f368c43d7af14b9b", "parents": [ "4c4d3901225518ed1a4c938ba15ba09842a00770" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Mon Jul 12 21:04:31 2010 +0200" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Jul 21 16:04:26 2010 +0200" }, "message": "ext3: Avoid filesystem corruption after a crash under heavy delete load\n\nIt can happen that ext3_free_branches calls ext3_forget() for an indirect block\nin an earlier transaction than a transaction in which we clear pointer to this\nindirect block. Thus if we crash before a transaction clearing the block\npointer is committed, we will see indirect block pointing to already freed\nblocks and complain during orphan list cleanup.\n\nThe fix is simple: Make sure ext3_forget() is called in the transaction\ndoing block pointer clearing.\n\nThis is a backport of an ext4 fix by Amir G. \u003camir73il@users.sourceforge.net\u003e\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "4c4d3901225518ed1a4c938ba15ba09842a00770", "tree": "0ed9eb0ad123174ebdd6ea507ac06b388d0d0b20", "parents": [ "0411ba7902e09111d6f2041b4697a597d2cf7736" ], "author": { "name": "Christoph Hellwig", "email": "hch@lst.de", "time": "Mon Jun 07 10:20:39 2010 +0200" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Jul 21 16:01:47 2010 +0200" }, "message": "ext3: remove vestiges of nobh support\n\nThe nobh option was only supported for writeback mode, but given that all\nwrite paths (except mmapped writed) actually create buffer heads, it\neffectively was a no-op already.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "12755627bdcddcdb30a1bfb9a09395a52b1d6838", "tree": "b2d69696975d5457648020324f683a45302fbf3c", "parents": [ "fcbc59f96e38a0999e827be9d04d46b62b53b20a" ], "author": { "name": "Dmitry Monakhov", "email": "dmonakhov@openvz.org", "time": "Thu Apr 08 22:04:20 2010 +0400" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Fri May 21 19:30:45 2010 +0200" }, "message": "quota: unify quota init condition in setattr\n\nQuota must being initialized if size or uid/git changes requested.\nBut initialization performed in two different places:\nin case of i_size file system is responsible for dquot init\n, but in case of uid/gid init will be called internally in\ndquot_transfer().\nThis ambiguity makes code harder to understand.\nLet\u0027s move this logic to one common helper function.\n\nSigned-off-by: Dmitry Monakhov \u003cdmonakhov@openvz.org\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "de329820e920cd9cfbc2127cad26a37026260cce", "tree": "c392dbee75854e1f0b950f9d16dcf03214c63e80", "parents": [ "ad4ba059005f18ec9e274966c16d99fc5ce8b2cd" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Mon Mar 29 14:30:19 2010 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Mon Mar 29 14:30:19 2010 -0700" }, "message": "ext3: fix broken handling of EXT3_STATE_NEW\n\nIn commit 9df93939b735 (\"ext3: Use bitops to read/modify\nEXT3_I(inode)-\u003ei_state\") ext3 changed its internal \u0027i_state\u0027 variable to\nuse bitops for its state handling. However, unline the same ext4\nchange, it didn\u0027t actually change the name of the field when it changed\nthe semantics of it.\n\nAs a result, an old use of \u0027i_state\u0027 remained in fs/ext3/ialloc.c that\ninitialized the field to EXT3_STATE_NEW. And that does not work\n_at_all_ when we\u0027re now working with individually named bits rather than\nvalues that get masked. So the code tried to mark the state to be new,\nbut in actual fact set the field to EXT3_STATE_JDATA. Which makes no\nsense at all, and screws up all the code that checks whether the inode\nwas newly allocated.\n\nIn particular, it made the xattr code unhappy, and caused various random\nbehavior, like apparently\n\n\thttps://bugzilla.redhat.com/show_bug.cgi?id\u003d577911\n\nSo fix the initialization, and rename the field to match ext4 so that we\ndon\u0027t have this happen again.\n\nCc: James Morris \u003cjmorris@namei.org\u003e\nCc: Stephen Smalley \u003csds@tycho.nsa.gov\u003e\nCc: Daniel J Walsh \u003cdwalsh@redhat.com\u003e\nCc: Eric Paris \u003ceparis@redhat.com\u003e\nCc: Jan Kara \u003cjack@suse.cz\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "e213e26ab3988c516c06eba4dcd030ac052f6dc9", "tree": "6e26fbdbb842b387697d73daf6e70cf718269a77", "parents": [ "c812a51d11bbe983f4c24e32b59b265705ddd3c2", "efd8f0e6f6c1faa041f228d7113bd3a9db802d49" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Mar 05 13:20:53 2010 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Mar 05 13:20:53 2010 -0800" }, "message": "Merge branch \u0027for_linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6\n\n* \u0027for_linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6: (33 commits)\n quota: stop using QUOTA_OK / NO_QUOTA\n dquot: cleanup dquot initialize routine\n dquot: move dquot initialization responsibility into the filesystem\n dquot: cleanup dquot drop routine\n dquot: move dquot drop responsibility into the filesystem\n dquot: cleanup dquot transfer routine\n dquot: move dquot transfer responsibility into the filesystem\n dquot: cleanup inode allocation / freeing routines\n dquot: cleanup space allocation / freeing routines\n ext3: add writepage sanity checks\n ext3: Truncate allocated blocks if direct IO write fails to update i_size\n quota: Properly invalidate caches even for filesystems with blocksize \u003c pagesize\n quota: generalize quota transfer interface\n quota: sb_quota state flags cleanup\n jbd: Delay discarding buffers in journal_unmap_buffer\n ext3: quota_write cross block boundary behaviour\n quota: drop permission checks from xfs_fs_set_xstate/xfs_fs_set_xquota\n quota: split out compat_sys_quotactl support from quota.c\n quota: split out netlink notification support from quota.c\n quota: remove invalid optimization from quota_sync_all\n ...\n\nFixed trivial conflicts in fs/namei.c and fs/ufs/inode.c\n" }, { "commit": "a9185b41a4f84971b930c519f0c63bd450c4810d", "tree": "268cf4e206cca12fb9e1dd68984e7c190e465b46", "parents": [ "26821ed40b4230259e770c9911180f38fcaa6f59" ], "author": { "name": "Christoph Hellwig", "email": "hch@lst.de", "time": "Fri Mar 05 09:21:37 2010 +0100" }, "committer": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Fri Mar 05 13:25:52 2010 -0500" }, "message": "pass writeback_control to -\u003ewrite_inode\n\nThis gives the filesystem more information about the writeback that\nis happening. Trond requested this for the NFS unstable write handling,\nand other filesystems might benefit from this too by beeing able to\ndistinguish between the different callers in more detail.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\n" }, { "commit": "871a293155a24554e153538d36e3a80fa169aefb", "tree": "7e38f5a2f9e87f63cbc4bc1077a4bb49dde441b0", "parents": [ "907f4554e2521cb28b0009d17167760650a9561c" ], "author": { "name": "Christoph Hellwig", "email": "hch@infradead.org", "time": "Wed Mar 03 09:05:07 2010 -0500" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Fri Mar 05 00:20:30 2010 +0100" }, "message": "dquot: cleanup dquot initialize routine\n\nGet rid of the initialize dquot operation - it is now always called from\nthe filesystem and if a filesystem really needs it\u0027s own (which none\ncurrently does) it can just call into it\u0027s own routine directly.\n\nRename the now static low-level dquot_initialize helper to __dquot_initialize\nand vfs_dq_init to dquot_initialize to have a consistent namespace.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "907f4554e2521cb28b0009d17167760650a9561c", "tree": "68dc49163fd34331f8efbd63592c8f1baa387031", "parents": [ "9f7547580263d4a55efe06ce5cfd567f568be6e8" ], "author": { "name": "Christoph Hellwig", "email": "hch@infradead.org", "time": "Wed Mar 03 09:05:06 2010 -0500" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Fri Mar 05 00:20:30 2010 +0100" }, "message": "dquot: move dquot initialization responsibility into the filesystem\n\nCurrently various places in the VFS call vfs_dq_init directly. This means\nwe tie the quota code into the VFS. Get rid of that and make the\nfilesystem responsible for the initialization. For most metadata operations\nthis is a straight forward move into the methods, but for truncate and\nopen it\u0027s a bit more complicated.\n\nFor truncate we currently only call vfs_dq_init for the sys_truncate case\nbecause open already takes care of it for ftruncate and open(O_TRUNC) - the\nnew code causes an additional vfs_dq_init for those which is harmless.\n\nFor open the initialization is moved from do_filp_open into the open method,\nwhich means it happens slightly earlier now, and only for regular files.\nThe latter is fine because we don\u0027t need to initialize it for operations\non special files, and we already do it as part of the namespace operations\nfor directories.\n\nAdd a dquot_file_open helper that filesystems that support generic quotas\ncan use to fill in -\u003eopen.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "b43fa8284d7790d9cca32c9c55e24f29be2fa33b", "tree": "acb7f205fe2a1ae324e0e11c50f43baaa6b8dfab", "parents": [ "759bfee658beab14af7b357156461d0eb852be2c" ], "author": { "name": "Christoph Hellwig", "email": "hch@infradead.org", "time": "Wed Mar 03 09:05:03 2010 -0500" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Fri Mar 05 00:20:29 2010 +0100" }, "message": "dquot: cleanup dquot transfer routine\n\nGet rid of the transfer dquot operation - it is now always called from\nthe filesystem and if a filesystem really needs it\u0027s own (which none\ncurrently does) it can just call into it\u0027s own routine directly.\n\nRename the now static low-level dquot_transfer helper to __dquot_transfer\nand vfs_dq_transfer to dquot_transfer to have a consistent namespace,\nand make the new dquot_transfer return a normal negative errno value\nwhich all callers expect.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "5dd4056db84387975140ff2568eaa0406f07985e", "tree": "03c26d7f6e3367b167bfeeb1a01654c6619573f4", "parents": [ "49792c806d0bfd53afc789dcdf50dc9bed2c5b83" ], "author": { "name": "Christoph Hellwig", "email": "hch@infradead.org", "time": "Wed Mar 03 09:05:00 2010 -0500" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Fri Mar 05 00:20:28 2010 +0100" }, "message": "dquot: cleanup space allocation / freeing routines\n\nGet rid of the alloc_space, free_space, reserve_space, claim_space and\nrelease_rsv dquot operations - they are always called from the filesystem\nand if a filesystem really needs their own (which none currently does)\nit can just call into it\u0027s own routine directly.\n\nMove shared logic into the common __dquot_alloc_space,\ndquot_claim_space_nodirty and __dquot_free_space low-level methods,\nand rationalize the wrappers around it to move as much as possible\ncode into the common block for CONFIG_QUOTA vs not. Also rename\nall these helpers to be named dquot_* instead of vfs_dq_*.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "49792c806d0bfd53afc789dcdf50dc9bed2c5b83", "tree": "b24280fa76abad273e0f009a9cfe49b594c2becf", "parents": [ "7eb4969e04060dcf3fbd46af9c21b1059b853068" ], "author": { "name": "Dmitry Monakhov", "email": "dmonakhov@openvz.org", "time": "Tue Mar 02 15:51:02 2010 +0300" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Fri Mar 05 00:20:27 2010 +0100" }, "message": "ext3: add writepage sanity checks\n\n- There is theoretical possibility to perform writepage on\n RO superblock. Add explicit check for what case.\n- Page must being locked before writepage.\n\nSigned-off-by: Dmitry Monakhov \u003cdmonakhov@openvz.org\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "7eb4969e04060dcf3fbd46af9c21b1059b853068", "tree": "ac093841df6abbe2d517af6656b149ad42536648", "parents": [ "ab94c39b6fa076d4f6d2903dcc54cda35d938776" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Mon Mar 01 14:02:37 2010 +0100" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Fri Mar 05 00:20:27 2010 +0100" }, "message": "ext3: Truncate allocated blocks if direct IO write fails to update i_size\n\nWe have to truncate blocks allocated to file during direct IO when we\nfail to update i_size properly.\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "9df93939b735dd273e49cbee290b9f4738500ef4", "tree": "2840172239e13d1c0fea496755b8346a9b394336", "parents": [ "26245c949c8473ea7352907b5a54bc34487eb87f" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Jan 06 21:58:48 2010 +0100" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Fri Mar 05 00:20:20 2010 +0100" }, "message": "ext3: Use bitops to read/modify EXT3_I(inode)-\u003ei_state\n\nAt several places we modify EXT3_I(inode)-\u003ei_state without holding i_mutex\n(ext3_release_file, ext3_bmap, ext3_journalled_writepage, ext3_do_update_inode,\n...). These modifications are racy and we can lose updates to i_state. So\nconvert handling of i_state to use bitops which are atomic.\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "c459001fa4f71deafb62e00fa70d35f695498965", "tree": "ec3bf9ebcd0b06944174ff5ec0d8e7136e7d91ff", "parents": [ "c9f937e4a3f4ebf9924ec21d80632e5eb61d949c" ], "author": { "name": "Dmitry Monakhov", "email": "dmonakhov@openvz.org", "time": "Wed Dec 09 03:05:30 2009 +0300" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Dec 23 13:33:54 2009 +0100" }, "message": "ext3: quota macros cleanup [V2]\n\nCurrently all quota block reservation macros contains hardcoded \"2\"\naka MAXQUOTAS value. This is no good because in some places it is not\nobvious to understand what does this digit represent. Let\u0027s introduce\nnew macro with self descriptive name.\n\nSigned-off-by: Dmitry Monakhov \u003cdmonakhov@openvz.org\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "68eb3db08344286733adac48304d9fb7a0e53b27", "tree": "214133860fdb6ceac4adbeb621837df8c494f1fb", "parents": [ "5a20bdfcdc5c5e5f0647d8d99a998066ef5496ac" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Tue Dec 01 16:53:06 2009 +0100" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Thu Dec 10 15:02:55 2009 +0100" }, "message": "ext3: Fix data / filesystem corruption when write fails to copy data\n\nWhen ext3_write_begin fails after allocating some blocks or\ngeneric_perform_write fails to copy data to write, we truncate blocks already\ninstantiated beyond i_size. Although these blocks were never inside i_size, we\nhave to truncate pagecache of these blocks so that corresponding buffers get\nunmapped. Otherwise subsequent __block_prepare_write (called because we are\nretrying the write) will find the buffers mapped, not call -\u003eget_block, and\nthus the page will be backed by already freed blocks leading to filesystem and\ndata corruption.\n\nReported-by: James Y Knight \u003cfoom@fuhm.net\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "d014d043869cdc591f3a33243d3481fa4479c2d0", "tree": "63626829498e647ba058a1ce06419fe7e4d5f97d", "parents": [ "6ec22f9b037fc0c2e00ddb7023fad279c365324d", "6070d81eb5f2d4943223c96e7609a53cdc984364" ], "author": { "name": "Jiri Kosina", "email": "jkosina@suse.cz", "time": "Mon Dec 07 18:36:35 2009 +0100" }, "committer": { "name": "Jiri Kosina", "email": "jkosina@suse.cz", "time": "Mon Dec 07 18:36:35 2009 +0100" }, "message": "Merge branch \u0027for-next\u0027 into for-linus\n\nConflicts:\n\n\tkernel/irq/chip.c\n" }, { "commit": "bf48aabb894fd0639ab72a26e8abbd7683ef23c2", "tree": "cd7ba4504558ed518126966fa79f18adf2f37fd6", "parents": [ "fb3d38b9904888aa8e36d88b2388dc70934b2169" ], "author": { "name": "Uwe Kleine-König", "email": "u.kleine-koenig@pengutronix.de", "time": "Wed Oct 28 20:11:03 2009 +0100" }, "committer": { "name": "Jiri Kosina", "email": "jkosina@suse.cz", "time": "Fri Dec 04 15:39:50 2009 +0100" }, "message": "tree-wide: fix typos \"offest\" -\u003e \"offset\"\n\nThis patch was generated by\n\n\tgit grep -E -i -l \u0027offest\u0027 | xargs -r perl -p -i -e \u0027s/offest/offset/\u0027\n\nSigned-off-by: Uwe Kleine-König \u003cu.kleine-koenig@pengutronix.de\u003e\nSigned-off-by: Jiri Kosina \u003cjkosina@suse.cz\u003e\n" }, { "commit": "fe8bc91c4c30122b357d197117705cfd4fabaf28", "tree": "33e2895847d812204209444db4093af9a2c3623d", "parents": [ "ea0174a7137c8ca9f130ca681f3a99c872da6778" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Fri Oct 16 19:26:15 2009 +0200" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Nov 11 15:22:49 2009 +0100" }, "message": "ext3: Wait for proper transaction commit on fsync\n\nWe cannot rely on buffer dirty bits during fsync because pdflush can come\nbefore fsync is called and clear dirty bits without forcing a transaction\ncommit. What we do is that we track which transaction has last changed\nthe inode and which transaction last changed allocation and force it to\ndisk on fsync.\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\nReviewed-by: Aneesh Kumar K.V \u003caneesh.kumar@linux.vnet.ibm.com\u003e\n" }, { "commit": "ea0174a7137c8ca9f130ca681f3a99c872da6778", "tree": "9736ef15e0250810f204bfb8d6987bd71eeba111", "parents": [ "799dd75b1a8380a967c929a4551895788c374b31" ], "author": { "name": "Eric Sandeen", "email": "sandeen@redhat.com", "time": "Mon Oct 12 21:34:27 2009 -0500" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Nov 11 15:22:49 2009 +0100" }, "message": "ext3: retry failed direct IO allocations\n\nOn a 256M 4k block filesystem, doing this in a loop:\n\n dd if\u003d/dev/zero of\u003dtest oflag\u003ddirect bs\u003d1M count\u003d64\n rm -f test\n\neventually leads to spurious ENOSPC:\n\n dd: writing `test\u0027: No space left on device\n\nAs with other block allocation callers, it looks like we need to\npotentially retry the allocations on the initial ENOSPC.\n\nA similar patch went into ext4 (commit\nfbbf69456619de5d251cb9f1df609069178c62d5)\n\nSigned-off-by: Eric Sandeen \u003csandeen@redhat.com\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "db16826367fefcb0ddb93d76b66adc52eb4e6339", "tree": "626224c1eb1eb79c522714591f208b4fdbdcd9d4", "parents": [ "cd6045138ed1bb5d8773e940d51c34318eef3ef2", "465fdd97cbe16ef8727221857e96ef62dd352017" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Sep 24 07:53:22 2009 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Sep 24 07:53:22 2009 -0700" }, "message": "Merge branch \u0027hwpoison\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6\n\n* \u0027hwpoison\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6: (21 commits)\n HWPOISON: Enable error_remove_page on btrfs\n HWPOISON: Add simple debugfs interface to inject hwpoison on arbitary PFNs\n HWPOISON: Add madvise() based injector for hardware poisoned pages v4\n HWPOISON: Enable error_remove_page for NFS\n HWPOISON: Enable .remove_error_page for migration aware file systems\n HWPOISON: The high level memory error handler in the VM v7\n HWPOISON: Add PR_MCE_KILL prctl to control early kill behaviour per process\n HWPOISON: shmem: call set_page_dirty() with locked page\n HWPOISON: Define a new error_remove_page address space op for async truncation\n HWPOISON: Add invalidate_inode_page\n HWPOISON: Refactor truncate to allow direct truncating of page v2\n HWPOISON: check and isolate corrupted free pages v2\n HWPOISON: Handle hardware poisoned pages in try_to_unmap\n HWPOISON: Use bitmask/action code for try_to_unmap behaviour\n HWPOISON: x86: Add VM_FAULT_HWPOISON handling to x86 page fault handler v2\n HWPOISON: Add poison check to page fault handling\n HWPOISON: Add basic support for poisoned pages in fault handler v3\n HWPOISON: Add new SIGBUS error codes for hardware poison signals\n HWPOISON: Add support for poison swap entries v2\n HWPOISON: Export some rmap vma locking to outside world\n ...\n" }, { "commit": "4f003fd32bc54ec438b8691795279844df27ce38", "tree": "2fe0a97307f9b3fe481f07713a271630951eb51b", "parents": [ "00171d3c7e3b738ba582c7a9b37408e796f49046" ], "author": { "name": "Chris Mason", "email": "chris.mason@oracle.com", "time": "Tue Sep 08 00:22:14 2009 +0200" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Sep 16 17:44:11 2009 +0200" }, "message": "ext3: Add locking to ext3_do_update_inode\n\nI\u0027ve been struggling with this off and on while I\u0027ve been testing the\ndata\u003dguarded work. The symptom is corrupted orphan lists and inodes\nwith the wrong i_size stored on disk. I was convinced the\ndata\u003dguarded code was just missing a call to ext3_mark_inode_dirty, but\ntracing showed the i_disksize I was sending to ext3_mark_inode_dirty\nwasn\u0027t actually making it to the drive.\n\next3_mark_inode_dirty can be called without locks held (atime updates\nand a few others), so the data\u003dguarded code uses locks while updating\nthe in-memory inode, and then calls ext3_mark_inode_dirty\nwithout any locks held.\n\nBut, ext3_mark_inode_dirty has no internal locking to make sure that\nonly one CPU is updating the buffer head at a time. Generally this\nworks out ok because everyone that changes the inode then calls\next3_mark_inode_dirty themselves. Even though it races, eventually\nsomeone updates the buffer heads and things move on.\n\nBut there is still a risk of the wrong values getting in, and the\ndata\u003dguarded code seems to hit the race very often.\n\nSince everyone that changes the inode also logs it, it should be\npossible to fix this with some memory barriers. I\u0027ll leave that as an\nexercise to the reader and lock the buffer head instead.\n\nIt it probably a good idea to have a different patch series for lockless\nbit flipping on the ext3 i_state field. ext3_do_update_inode \u0026\u003d clears\nEXT3_STATE_NEW without any locks held.\n\nSigned-off-by: Chris Mason \u003cchris.mason@oracle.com\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "00171d3c7e3b738ba582c7a9b37408e796f49046", "tree": "4c43c59666d78ccb1522a99dd7966252d5878ccf", "parents": [ "3adae9da0b35d2ca908039f42a1e90395c335181" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Tue Aug 11 19:06:10 2009 +0200" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Sep 16 17:44:11 2009 +0200" }, "message": "ext3: Fix possible deadlock between ext3_truncate() and ext3_get_blocks()\n\nDuring truncate we are sometimes forced to start a new transaction as the\namount of blocks to be journaled is both quite large and hard to predict. So\nfar we restarted a transaction while holding truncate_mutex and that violates\nlock ordering because truncate_mutex ranks below transaction start (and it\ncan lead to a real deadlock with ext3_get_blocks() allocating new blocks\nfrom ext3_writepage()).\n\nLuckily, the problem is easy to fix: We just drop the truncate_mutex before\nrestarting the transaction and acquire it afterwards. We are safe to do this as\nby the time ext3_truncate() is called, all the page cache for the truncated\npart of the file is dropped and so writepage() cannot come and allocate new\nblocks in the part of the file we are truncating. The rest of writers is\nstopped by us holding i_mutex.\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "aa261f549d7652258331ebb12795f3bc4395d213", "tree": "0ca807db32a6e3f213fa52b5a053d2b27e5e6bac", "parents": [ "6a46079cf57a7f7758e8b926980a4f852f89b34d" ], "author": { "name": "Andi Kleen", "email": "andi@firstfloor.org", "time": "Wed Sep 16 11:50:16 2009 +0200" }, "committer": { "name": "Andi Kleen", "email": "ak@linux.intel.com", "time": "Wed Sep 16 11:50:16 2009 +0200" }, "message": "HWPOISON: Enable .remove_error_page for migration aware file systems\n\nEnable removing of corrupted pages through truncation\nfor a bunch of file systems: ext*, xfs, gfs2, ocfs2, ntfs\nThese should cover most server needs.\n\nI chose the set of migration aware file systems for this\nfor now, assuming they have been especially audited.\nBut in general it should be safe for all file systems\non the data area that support read/write and truncate.\n\nCaveat: the hardware error handler does not take i_mutex\nfor now before calling the truncate function. Is that ok?\n\nCc: tytso@mit.edu\nCc: hch@infradead.org\nCc: mfasheh@suse.com\nCc: aia21@cantab.net\nCc: hugh.dickins@tiscali.co.uk\nCc: swhiteho@redhat.com\nSigned-off-by: Andi Kleen \u003cak@linux.intel.com\u003e\n" }, { "commit": "43237b5490e8f2f4679decd660064ff35ce490cc", "tree": "487380755d875bfe4e5b3700d08c85d58f97ae14", "parents": [ "1e9fd53b783ea646de3ee09a4574afeb6778d504" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed May 20 18:41:58 2009 +0200" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Jul 15 21:30:46 2009 +0200" }, "message": "ext3: Get rid of extenddisksize parameter of ext3_get_blocks_handle()\n\nGet rid of extenddisksize parameter of ext3_get_blocks_handle(). This seems to\nbe a relict from some old days and setting disksize in this function does not\nmake much sence. Currently it was set only by ext3_getblk(). Since the\nparameter has some effect only if create \u003d\u003d 1, it is easy to check that the\nthree callers which end up calling ext3_getblk() with create \u003d\u003d 1 (ext3_append,\next3_quota_write, ext3_mkdir) do the right thing and set disksize themselves.\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "9eaaa2d5759837402ec5eee13b2a97921808c3eb", "tree": "c1ba576d1175a91e7fb443a7d87a76c2380ce9cf", "parents": [ "7447a668a3860b66b3c9db86fdea91e355ba59ac" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Mon Jul 13 20:26:52 2009 +0200" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Jul 15 21:28:07 2009 +0200" }, "message": "ext3: Fix truncation of symlinks after failed write\n\nContents of long symlinks is written via standard write methods. So when the\nwrite fails, we add inode to orphan list. But symlinks don\u0027t have .truncate\nmethod defined so nobody properly removes them from the orphan list (both on\ndisk and in memory).\n\nFix this by calling ext3_truncate() directly instead of calling vmtruncate()\n(which is saner anyway since we don\u0027t need anything vmtruncate() does except\nfrom calling .truncate in these paths). We also add inode to orphan list only\nif ext3_can_truncate() is true (currently, it can be false for symlinks when\nthere are no blocks allocated) - otherwise orphan list processing will complain\nand ext3_truncate() will not remove inode from on-disk orphan list.\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\n" }, { "commit": "6582a0e6f6bc7bf64817b9e1a424782855292ab0", "tree": "7f7ac59f476a461a33706714e7bcb635b60977af", "parents": [ "5e78b435683daaaacadad1b2aeefb8904cf6acfb" ], "author": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Mon Jun 08 19:53:58 2009 -0400" }, "committer": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Wed Jun 24 08:17:04 2009 -0400" }, "message": "switch ext3 to inode-\u003ei_acl\n\nSigned-off-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\n" }, { "commit": "ef43618a47179b41e7203a624f2c7445e7da488c", "tree": "64d42f459e5086768e57d8e8e9bec8304b17c150", "parents": [ "6f3f1cb21f08fbf757bbbbb0709ee515a7a7c6ad" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Jun 17 16:26:24 2009 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Jun 18 13:03:45 2009 -0700" }, "message": "ext3: make sure inode is deleted from orphan list after truncate\n\nAs Ted pointed out, it can happen that ext3_truncate() returns without\nremoving inode from orphan list. This way we could in some rare cases\n(like when we get ENOMEM from an allocation in ext3_truncate called\nbecause of failed ext3_write_begin) leave the inode on orphan list and\nthat triggers assertion failure on umount.\n\nSo make ext3_truncate() always remove inode from in-memory orphan list.\n\nCc: Theodore Ts\u0027o \u003ctytso@mit.edu\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "e8ef7aaea79a899be4d7f50e829900c0ce15e52f", "tree": "1cc2370f081264e506d85e954110d363961e37bd", "parents": [ "ce05b2a9db1d86635a906f14427deff97eeb6183" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Jun 17 16:26:23 2009 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Jun 18 13:03:45 2009 -0700" }, "message": "ext3: fix chain verification in ext3_get_blocks()\n\nChain verification in ext3_get_blocks() has been hosed since it called\nverify_chain(chain, NULL) which always returns success. As a result\nreaders could in theory race with truncate. On the other hand the race\nprobably cannot happen with the current locking scheme, since by the\ntime ext3_truncate() is called all the pages are already removed and\nhence get_block() shouldn\u0027t be called on such pages...\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "ca41f7b918294c2a17780e057568413dcbfc6d49", "tree": "0f10dbd7e56d5e594802898d744820e551f17cda", "parents": [ "59d697b70285c348c01cfc2695c3469ba71d7539" ], "author": { "name": "Christoph Hellwig", "email": "hch@infradead.org", "time": "Mon Apr 27 09:46:42 2009 -0400" }, "committer": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Thu Jun 11 21:36:05 2009 -0400" }, "message": "ext3: remove -\u003ewrite_super and stop maintaining -\u003es_dirt\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\n" }, { "commit": "430db323fae7665da721768949ade6304811c648", "tree": "468f04ce720dd9ad295be1c3f3710fecc8d35a2e", "parents": [ "6e34eeddf7deec1444bbddab533f03f520d8458c" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Tue Apr 07 18:25:01 2009 -0400" }, "committer": { "name": "Theodore Ts\u0027o", "email": "tytso@mit.edu", "time": "Wed Apr 08 13:15:10 2009 -0400" }, "message": "ext3: Try to avoid starting a transaction in writepage for data\u003dwritepage\n\nThis does the same as commit 9e80d407736161d9b8b0c5a0d44f786e44c322ea\n(avoid starting a transaction when no block allocation is needed)\nbut for data\u003dwriteback mode of ext3. We also cleanup the data\u003dordered\ncase a bit to stick to coding style...\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\nSigned-off-by: \"Theodore Ts\u0027o\" \u003ctytso@mit.edu\u003e\n" }, { "commit": "20bec8ab1458c24bed0d5492ee15d87807fc415a", "tree": "e5f910947dbe314b96a591e41e2cfb2d3322caad", "parents": [ "18b34b9546dc192d978dda940673f40928d2e36e", "e7c8f5079ed9ec9e6eb1abe3defc5fb4ebfdf1cb" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Apr 03 11:10:33 2009 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Apr 03 11:10:33 2009 -0700" }, "message": "Merge branch \u0027ext3-latency-fixes\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4\n\n* \u0027ext3-latency-fixes\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:\n ext3: Add replace-on-rename hueristics for data\u003dwriteback mode\n ext3: Add replace-on-truncate hueristics for data\u003dwriteback mode\n ext3: Use WRITE_SYNC for commits which are caused by fsync()\n block_write_full_page: Use synchronous writes for WBC_SYNC_ALL writebacks\n" }, { "commit": "f7ab34ea723ed304b19698efca85d6f40cecd99b", "tree": "28a609a654a24bc40d694fd2ec87a1f785c97c79", "parents": [ "512a004382f2c60d5c4f855476ba965adc00250c" ], "author": { "name": "Theodore Ts\u0027o", "email": "tytso@mit.edu", "time": "Fri Apr 03 01:34:35 2009 -0400" }, "committer": { "name": "Theodore Ts\u0027o", "email": "tytso@mit.edu", "time": "Fri Apr 03 01:34:35 2009 -0400" }, "message": "ext3: Add replace-on-truncate hueristics for data\u003dwriteback mode\n\nIn data\u003dwriteback mode, start an asynchronous flush when closing a\nfile which had been previously truncated down to zero. This lowers\nthe probability of data loss in the case of applications that attempt\nto replace a file using truncate.\n\nSigned-off-by: \"Theodore Ts\u0027o\" \u003ctytso@mit.edu\u003e\n" }, { "commit": "695f6ae0dcea3dd83bfbb9634ff067f780649ba8", "tree": "0c97d92bfdc0791d0456faad6ef93b88e5739247", "parents": [ "de18f3b2d68c1f3481839be760a5ff93f6a9a5e5" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Thu Apr 02 16:57:17 2009 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Apr 02 19:04:52 2009 -0700" }, "message": "ext3: avoid false EIO errors\n\nSometimes block_write_begin() can map buffers in a page but later we\nfail to copy data into those buffers (because the source page has been\npaged out in the mean time). We then end up with !uptodate mapped\nbuffers. To add a bit more to the confusion, block_write_end() does\nnot commit any data (and thus does not any mark buffers as uptodate) if\nwe didn\u0027t succeed with copying all the data.\n\nCommit f4fc66a894546bdc88a775d0e83ad20a65210bcb (ext3: convert to new\naops) missed these cases and thus we were inserting non-uptodate\nbuffers to transaction\u0027s list which confuses JBD code and it reports IO\nerrors, aborts a transaction and generally makes users afraid about\ntheir data ;-P.\n\nThis patch fixes the problem by reorganizing ext3_..._write_end() code\nto first call block_write_end() to mark buffers with valid data\nuptodate and after that we file only uptodate buffers to transaction\u0027s\nlists.\n\nWe also fix a problem where we could leave blocks allocated beyond i_size\n(i_disksize in fact) because of failed write. We now add inode to orphan\nlist when write fails (to be safe in case we crash) and then truncate blocks\nbeyond i_size in a separate transaction.\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\nReviewed-by: Aneesh Kumar K.V \u003caneesh.kumar@linux.vnet.ibm.com\u003e\nCc: Nick Piggin \u003cnickpiggin@yahoo.com.au\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "2c9e15a011c55ff96b2b8d2b126d1b9a96abba20", "tree": "6d9b27a07f88ad4509dcd86aa74a2cdecd0d5f4b", "parents": [ "805de022b100bcf796860fe88d7db4164066d1c3", "c16831b4cc9b0805adf8ca3001752a7ec10a17bf" ], "author": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Mar 27 14:48:34 2009 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Mar 27 14:48:34 2009 -0700" }, "message": "Merge branch \u0027for_linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-quota-2.6\n\n* \u0027for_linus\u0027 of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-quota-2.6: (27 commits)\n ext2: Zero our b_size in ext2_quota_read()\n trivial: fix typos/grammar errors in fs/Kconfig\n quota: Coding style fixes\n quota: Remove superfluous inlines\n quota: Remove uppercase aliases for quota functions.\n nfsd: Use lowercase names of quota functions\n jfs: Use lowercase names of quota functions\n udf: Use lowercase names of quota functions\n ufs: Use lowercase names of quota functions\n reiserfs: Use lowercase names of quota functions\n ext4: Use lowercase names of quota functions\n ext3: Use lowercase names of quota functions\n ext2: Use lowercase names of quota functions\n ramfs: Remove quota call\n vfs: Use lowercase names of quota functions\n quota: Remove dqbuf_t and other cleanups\n quota: Remove NODQUOT macro\n quota: Make global quota locks cacheline aligned\n quota: Move quota files into separate directory\n ext4: quota reservation for delayed allocation\n ...\n" }, { "commit": "9e80d407736161d9b8b0c5a0d44f786e44c322ea", "tree": "1d60b5b3e766cd123189278c3576f79d26315426", "parents": [ "0384e2959127a56d0640505d004d8dd92f9c29f5" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Thu Mar 26 13:08:04 2009 +0100" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Mar 26 15:44:59 2009 -0700" }, "message": "ext3: Avoid starting a transaction in writepage when not necessary\n\nWe don\u0027t have to start a transaction in writepage() when all the blocks\nare a properly allocated. Even in ordered mode either the data has been\nwritten via write() and they are thus already added to transaction\u0027s list\nor the data was written via mmap and then it\u0027s random in which transaction\nthey get written anyway.\n\nThis should help VM to pageout dirty memory without blocking on transaction\ncommits.\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "81a052273998f94b098945c4c313e05246956eb2", "tree": "c199d71543863ecd8bb45a9ef28b09a2340485ac", "parents": [ "6f90bee5062a8af24d8aa5c47182d15aa28a0f17" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Mon Jan 26 16:58:01 2009 +0100" }, "committer": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Thu Mar 26 02:18:36 2009 +0100" }, "message": "ext3: Use lowercase names of quota functions\n\nUse lowercase names of quota functions instead of old uppercase ones.\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\nCC: linux-ext4@vger.kernel.org\n" }, { "commit": "54566b2c1594c2326a645a3551f9d989f7ba3c5e", "tree": "b373f3283fe5e197d0df29cd6b645c35adf1076c", "parents": [ "e687d691cb3790d25e31c74f5941fd7c565e9df5" ], "author": { "name": "Nick Piggin", "email": "npiggin@suse.de", "time": "Sun Jan 04 12:00:53 2009 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Sun Jan 04 13:33:20 2009 -0800" }, "message": "fs: symlink write_begin allocation context fix\n\nWith the write_begin/write_end aops, page_symlink was broken because it\ncould no longer pass a GFP_NOFS type mask into the point where the\nallocations happened. They are done in write_begin, which would always\nassume that the filesystem can be entered from reclaim. This bug could\ncause filesystem deadlocks.\n\nThe funny thing with having a gfp_t mask there is that it doesn\u0027t really\nallow the caller to arbitrarily tinker with the context in which it can be\ncalled. It couldn\u0027t ever be GFP_ATOMIC, for example, because it needs to\ntake the page lock. The only thing any callers care about is __GFP_FS\nanyway, so turn that into a single flag.\n\nAdd a new flag for write_begin, AOP_FLAG_NOFS. Filesystems can now act on\nthis flag in their write_begin function. Change __grab_cache_page to\naccept a nofs argument as well, to honour that flag (while we\u0027re there,\nchange the name to grab_cache_page_write_begin which is more instructive\nand does away with random leading underscores).\n\nThis is really a more flexible way to go in the end anyway -- if a\nfilesystem happens to want any extra allocations aside from the pagecache\nones in ints write_begin function, it may now use GFP_KERNEL (rather than\nGFP_NOFS) for common case allocations (eg. ocfs2_alloc_write_ctxt, for a\nrandom example).\n\n[kosaki.motohiro@jp.fujitsu.com: fix ubifs]\n[kosaki.motohiro@jp.fujitsu.com: fix fuse]\nSigned-off-by: Nick Piggin \u003cnpiggin@suse.de\u003e\nReviewed-by: KOSAKI Motohiro \u003ckosaki.motohiro@jp.fujitsu.com\u003e\nCc: \u003cstable@kernel.org\u003e\t\t[2.6.28.x]\nSigned-off-by: KOSAKI Motohiro \u003ckosaki.motohiro@jp.fujitsu.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\n[ Cleaned up the calling convention: just pass in the AOP flags\n untouched to the grab_cache_page_write_begin() function. That\n just simplifies everybody, and may even allow future expansion of the\n logic. - Linus ]\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "b5ed3112b5f74c8ec1c7aa03a76c596635e85197", "tree": "943736d8c2502a8bebf71d86296bd98377235690", "parents": [ "8d6d0c4da2dbbe0a69fea3692146af39f139f8b4" ], "author": { "name": "Duane Griffin", "email": "duaneg@dghda.com", "time": "Fri Dec 19 20:47:14 2008 +0000" }, "committer": { "name": "Al Viro", "email": "viro@zeniv.linux.org.uk", "time": "Wed Dec 31 18:07:39 2008 -0500" }, "message": "ext3: ensure fast symlinks are NUL-terminated\n\nEnsure fast symlink targets are NUL-terminated, even if corrupted\non-disk.\n\nCc: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nCc: Stephen Tweedie \u003csct@redhat.com\u003e\nCc: linux-ext4@vger.kernel.org\nSigned-off-by: Duane Griffin \u003cduaneg@dghda.com\u003e\nSigned-off-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\n" }, { "commit": "5ec8b75e3a2a94860ee99b5456fe1a963c8680e5", "tree": "7b79032a1450c955d17ea909f001404802fc9c01", "parents": [ "6a897cf447a83c9c3fd1b85a1e525c02d6eada7d" ], "author": { "name": "Aneesh Kumar K.V", "email": "aneesh.kumar@linux.vnet.ibm.com", "time": "Sat Oct 18 20:28:00 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Mon Oct 20 08:52:38 2008 -0700" }, "message": "ext3: truncate block allocated on a failed ext3_write_begin\n\nFor blocksize \u003c pagesize we need to remove blocks that got allocated in\nblock_write_begin() if we fail with ENOSPC for later blocks.\nblock_write_begin() internally does this if it allocated page locally.\nThis makes sure we don\u0027t have blocks outside inode.i_size during ENOSPC.\n\nSigned-off-by: Aneesh Kumar K.V \u003caneesh.kumar@linux.vnet.ibm.com\u003e\nSigned-off-by: \"Theodore Ts\u0027o\" \u003ctytso@mit.edu\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "68c9d702bb72f367f3b148963ec6cf5e07ff7f65", "tree": "16fc61a1bd973c14a7858ab1fbcb306d3ae75184", "parents": [ "00dc417fa3e763345b34ccb6034d72de76eea0a1" ], "author": { "name": "Josef Bacik", "email": "jbacik@redhat.com", "time": "Fri Oct 03 17:32:43 2008 -0400" }, "committer": { "name": "Theodore Ts\u0027o", "email": "tytso@mit.edu", "time": "Fri Oct 03 17:32:43 2008 -0400" }, "message": "generic block based fiemap implementation\n\nAny block based fs (this patch includes ext3) just has to declare its own\nfiemap() function and then call this generic function with its own\nget_block_t. This works well for block based filesystems that will map\nmultiple contiguous blocks at one time, but will work for filesystems that\nonly map one block at a time, you will just end up with an \"extent\" for each\nblock. One gotcha is this will not play nicely where there is hole+data\nafter the EOF. This function will assume its hit the end of the data as soon\nas it hits a hole after the EOF, so if there is any data past that it will\nnot pick that up. AFAIK no block based fs does this anyway, but its in the\ncomments of the function anyway just in case.\n\nSigned-off-by: Josef Bacik \u003cjbacik@redhat.com\u003e\nSigned-off-by: Mark Fasheh \u003cmfasheh@suse.com\u003e\nSigned-off-by: \"Theodore Ts\u0027o\" \u003ctytso@mit.edu\u003e\nCc: linux-fsdevel@vger.kernel.org\n" }, { "commit": "8ab22b9abb5c55413802e4adc9aa6223324547c3", "tree": "cff3319e1275e8a7c083d492889ec6bd0c7712d3", "parents": [ "d84a52f62f6a396ed77aa0052da74ca9e760b28a" ], "author": { "name": "Hisashi Hifumi", "email": "hifumi.hisashi@oss.ntt.co.jp", "time": "Mon Jul 28 15:46:36 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Mon Jul 28 16:30:21 2008 -0700" }, "message": "vfs: pagecache usage optimization for pagesize!\u003dblocksize\n\nWhen we read some part of a file through pagecache, if there is a\npagecache of corresponding index but this page is not uptodate, read IO\nis issued and this page will be uptodate.\n\nI think this is good for pagesize \u003d\u003d blocksize environment but there is\nroom for improvement on pagesize !\u003d blocksize environment. Because in\nthis case a page can have multiple buffers and even if a page is not\nuptodate, some buffers can be uptodate.\n\nSo I suggest that when all buffers which correspond to a part of a file\nthat we want to read are uptodate, use this pagecache and copy data from\nthis pagecache to user buffer even if a page is not uptodate. This can\nreduce read IO and improve system throughput.\n\nI wrote a benchmark program and got result number with this program.\n\nThis benchmark do:\n\n 1: mount and open a test file.\n\n 2: create a 512MB file.\n\n 3: close a file and umount.\n\n 4: mount and again open a test file.\n\n 5: pwrite randomly 300000 times on a test file. offset is aligned\n by IO size(1024bytes).\n\n 6: measure time of preading randomly 100000 times on a test file.\n\nThe result was:\n\t2.6.26\n 330 sec\n\n\t2.6.26-patched\n 226 sec\n\nArch:i386\nFilesystem:ext3\nBlocksize:1024 bytes\nMemory: 1GB\n\nOn ext3/4, a file is written through buffer/block. So random read/write\nmixed workloads or random read after random write workloads are optimized\nwith this patch under pagesize !\u003d blocksize environment. This test result\nshowed this.\n\nThe benchmark program is as follows:\n\n#include \u003cstdio.h\u003e\n#include \u003csys/types.h\u003e\n#include \u003csys/stat.h\u003e\n#include \u003cfcntl.h\u003e\n#include \u003cunistd.h\u003e\n#include \u003ctime.h\u003e\n#include \u003cstdlib.h\u003e\n#include \u003cstring.h\u003e\n#include \u003csys/mount.h\u003e\n\n#define LEN 1024\n#define LOOP 1024*512 /* 512MB */\n\nmain(void)\n{\n\tunsigned long i, offset, filesize;\n\tint fd;\n\tchar buf[LEN];\n\ttime_t t1, t2;\n\n\tif (mount(\"/dev/sda1\", \"/root/test1/\", \"ext3\", 0, 0) \u003c 0) {\n\t\tperror(\"cannot mount\\n\");\n\t\texit(1);\n\t}\n\tmemset(buf, 0, LEN);\n\tfd \u003d open(\"/root/test1/testfile\", O_CREAT|O_RDWR|O_TRUNC);\n\tif (fd \u003c 0) {\n\t\tperror(\"cannot open file\\n\");\n\t\texit(1);\n\t}\n\tfor (i \u003d 0; i \u003c LOOP; i++)\n\t\twrite(fd, buf, LEN);\n\tclose(fd);\n\tif (umount(\"/root/test1/\") \u003c 0) {\n\t\tperror(\"cannot umount\\n\");\n\t\texit(1);\n\t}\n\tif (mount(\"/dev/sda1\", \"/root/test1/\", \"ext3\", 0, 0) \u003c 0) {\n\t\tperror(\"cannot mount\\n\");\n\t\texit(1);\n\t}\n\tfd \u003d open(\"/root/test1/testfile\", O_RDWR);\n\tif (fd \u003c 0) {\n\t\tperror(\"cannot open file\\n\");\n\t\texit(1);\n\t}\n\n\tfilesize \u003d LEN * LOOP;\n\tfor (i \u003d 0; i \u003c 300000; i++){\n\t\toffset \u003d (random() % filesize) \u0026 (~(LEN - 1));\n\t\tpwrite(fd, buf, LEN, offset);\n\t}\n\tprintf(\"start test\\n\");\n\ttime(\u0026t1);\n\tfor (i \u003d 0; i \u003c 100000; i++){\n\t\toffset \u003d (random() % filesize) \u0026 (~(LEN - 1));\n\t\tpread(fd, buf, LEN, offset);\n\t}\n\ttime(\u0026t2);\n\tprintf(\"%ld sec\\n\", t2-t1);\n\tclose(fd);\n\tif (umount(\"/root/test1/\") \u003c 0) {\n\t\tperror(\"cannot umount\\n\");\n\t\texit(1);\n\t}\n}\n\nSigned-off-by: Hisashi Hifumi \u003chifumi.hisashi@oss.ntt.co.jp\u003e\nCc: Nick Piggin \u003cnickpiggin@yahoo.com.au\u003e\nCc: Christoph Hellwig \u003chch@infradead.org\u003e\nCc: Jan Kara \u003cjack@ucw.cz\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "3ccc3167b0e5d46ab3bf03e22fbdb7616ce038cd", "tree": "2dcd2ebb5ffa7271541d23e721101fca57a0eb33", "parents": [ "95450f5a7e53d5752ce1a0d0b8282e10fe745ae0" ], "author": { "name": "Duane Griffin", "email": "duaneg@dghda.com", "time": "Fri Jul 25 01:46:26 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Jul 25 10:53:32 2008 -0700" }, "message": "ext3: handle deleting corrupted indirect blocks\n\nWhile freeing indirect blocks we attach a journal head to the parent\nbuffer head, free the blocks, then journal the parent. If the indirect\nblock list is corrupted and points to the parent the journal head will be\ndetached when the block is cleared, causing an OOPS.\n\nCheck for that explicitly and handle it gracefully.\n\nThis patch fixes the third case (image hdb.20000057.nullderef.gz)\nreported in http://bugzilla.kernel.org/show_bug.cgi?id\u003d10882.\n\nImmediately above the change, in the ext3_free_data function, we call\next3_clear_blocks to clear the indirect blocks in this parent block. If\none of those blocks happens to actually be the parent block it will clear\nb_private / BH_JBD.\n\nI did the check at the end rather than earlier as it seemed more elegant.\nI don\u0027t think there should be much practical difference, although it is\npossible the FS may not be quite so badly corrupted if we did it the other\nway (and didn\u0027t clear the block at all). To be honest, I\u0027m not convinced\nthere aren\u0027t other similar failure modes lurking in this code, although I\ncouldn\u0027t find any with a quick review.\n\n[akpm@linux-foundation.org: fix printk warning]\nSigned-off-by: Duane Griffin \u003cduaneg@dghda.com\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "95450f5a7e53d5752ce1a0d0b8282e10fe745ae0", "tree": "acd55d917280641fd3487b73e67298caeac9ee80", "parents": [ "ae76dd9a6b5bbe5315fb7028e03f68f75b8538f3" ], "author": { "name": "Hidehiro Kawai", "email": "hidehiro.kawai.ez@hitachi.com", "time": "Fri Jul 25 01:46:24 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Jul 25 10:53:32 2008 -0700" }, "message": "ext3: don\u0027t read inode block if the buffer has a write error\n\nA transient I/O error can corrupt inode data. Here is the scenario:\n\n(1) update inode_A at the block_B\n(2) pdflush writes out new inode_A to the filesystem, but it results\n in write I/O error, at this point, BH_Uptodate flag of the buffer\n for block_B is cleared and BH_Write_EIO is set\n(3) create new inode_C which located at block_B, and\n __ext3_get_inode_loc() tries to read on-disk block_B because the\n buffer is not uptodate\n(4) if it can read on-disk block_B successfully, inode_A is\n overwritten by old data\n\nThis patch makes __ext3_get_inode_loc() not read the inode block if the\nbuffer has BH_Write_EIO flag. In this case, the buffer should have the\nlatest information, so setting the uptodate flag to the buffer (this\navoids WARN_ON_ONCE() in mark_buffer_dirty().)\n\nAccording to this change, we would need to test BH_Write_EIO flag for the\nerror checking. Currently nobody checks write I/O errors on metadata\nbuffers, but it will be done in other patches I\u0027m working on.\n\nSigned-off-by: Hidehiro Kawai \u003chidehiro.kawai.ez@hitachi.com\u003e\nCc: sugita \u003cyumiko.sugita.yf@hitachi.com\u003e\nCc: Satoshi OSHIMA \u003csatoshi.oshima.fk@hitachi.com\u003e\nCc: Nick Piggin \u003cnickpiggin@yahoo.com.au\u003e\nCc: Jan Kara \u003cjack@ucw.cz\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "ae76dd9a6b5bbe5315fb7028e03f68f75b8538f3", "tree": "3b877057e84fda45782dd25a3c8be91173324922", "parents": [ "ef1afd39519b74fbe1f63c9ab5a14490effec0e3" ], "author": { "name": "Duane Griffin", "email": "duaneg@dghda.com", "time": "Fri Jul 25 01:46:23 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Jul 25 10:53:32 2008 -0700" }, "message": "ext3: handle corrupted orphan list at mount\n\nIf the orphan node list includes valid, untruncatable nodes with nlink \u003e 0\nthe ext3_orphan_cleanup loop which attempts to delete them will not do so,\ncausing it to loop forever. Fix by checking for such nodes in the\next3_orphan_get function.\n\nThis patch fixes the second case (image hdb.20000009.softlockup.gz)\nreported in http://bugzilla.kernel.org/show_bug.cgi?id\u003d10882.\n\n[akpm@linux-foundation.org: coding-style fixes]\n[akpm@linux-foundation.org: printk warning fix]\nSigned-off-by: Duane Griffin \u003cduaneg@dghda.com\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "7c2f3d6f89aab04c5c66a0a757888d3a77a5e899", "tree": "bf88a76e882892657b032bd131d9ab43592a055f", "parents": [ "8f6e39a7ade8a5329c5651a2bc07010b3011da6a" ], "author": { "name": "Roel Kluin", "email": "12o3l@tiscali.nl", "time": "Tue Apr 29 22:01:27 2008 -0400" }, "committer": { "name": "Theodore Ts\u0027o", "email": "tytso@mit.edu", "time": "Tue Apr 29 22:01:27 2008 -0400" }, "message": "ext3: fix test ext_generic_write_end() copied return value\n\n\u0027copied\u0027 is unsigned, whereas \u0027ret2\u0027 is not. The test (copied \u003c 0) fails\n\nSigned-off-by: Roel Kluin \u003c12o3l@tiscali.nl\u003e\nSigned-off-by: \"Theodore Ts\u0027o\" \u003ctytso@mit.edu\u003e\n\n" }, { "commit": "e05b6b524bd5c5c2bae1b64a7cbe08d46d57a6fe", "tree": "e5b5a7dbc57ccf8f6e425b7cb77249fdc534baca", "parents": [ "fa1ff1e02fee908dfdc3f92902d39acc38041e4c" ], "author": { "name": "Harvey Harrison", "email": "harvey.harrison@gmail.com", "time": "Mon Apr 28 02:16:15 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Mon Apr 28 08:58:45 2008 -0700" }, "message": "ext3: replace remaining __FUNCTION__ occurrences\n\n__FUNCTION__ is gcc-specific, use __func__\n\nSigned-off-by: Harvey Harrison \u003charvey.harrison@gmail.com\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "e0e369a7dd39894465b6501a9492173e8104a19b", "tree": "e0cd041af90cf2262a6ca0f4b14dcbd7520ae025", "parents": [ "22a5daf5375a900e1a4efe8ffe2daef9be01e873" ], "author": { "name": "Akinobu Mita", "email": "akinobu.mita@gmail.com", "time": "Mon Apr 28 02:16:08 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Mon Apr 28 08:58:44 2008 -0700" }, "message": "ext3: use ext3_get_group_desc()\n\nUse ext3_get_group_desc()\n\nSigned-off-by: Akinobu Mita \u003cakinobu.mita@gmail.com\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "1cc8dcf569a3fcefb7ae32652225f2bd3e85257e", "tree": "23e065de096ab6cf044458967bea5baa6a98cff0", "parents": [ "c0d1f29534f2bd6c5992831eb0f648522e9b0204" ], "author": { "name": "Benoit Boissinot", "email": "benoit.boissinot@ens-lyon.org", "time": "Mon Apr 21 22:45:55 2008 +0000" }, "committer": { "name": "Jesper Juhl", "email": "juhl@hera.kernel.org", "time": "Mon Apr 21 22:45:55 2008 +0000" }, "message": "ext*: spelling fix prefered -\u003e preferred\n\nSpelling fix: prefered -\u003e preferred\n\nSigned-off-by: Benoit Boissinot \u003cbenoit.boissinot@ens-lyon.org\u003e\nSigned-off-by: Jesper Juhl \u003cjesper.juhl@gmail.com\u003e\n" }, { "commit": "473043dcee1874aab99f66b0362b344618eb3790", "tree": "bc329501ec6cd0d31dfe11d4587347093dca4ccf", "parents": [ "52fcf7032935b33158e3998ed399cac97447ab8d" ], "author": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Thu Feb 07 00:15:36 2008 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Thu Feb 07 08:42:27 2008 -0800" }, "message": "iget: stop EXT3 from using iget() and read_inode()\n\nStop the EXT3 filesystem from using iget() and read_inode(). Replace\next3_read_inode() with ext3_iget(), and call that instead of iget().\next3_iget() then uses iget_locked() directly and returns a proper error code\ninstead of an inode in the event of an error.\n\next3_fill_super() returns any error incurred when getting the root inode\ninstead of EINVAL.\n\n[akpm@linux-foundation.org: coding-style fixes]\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\nAcked-by: \"Theodore Ts\u0027o\" \u003ctytso@mit.edu\u003e\nAcked-by: Jan Kara \u003cjack@suse.cz\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nAcked-by: Christoph Hellwig \u003chch@lst.de\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "bd1939de9061dbc5cac44ffb4425aaf4c9b894f1", "tree": "99cc44f2b92db9dba1391c81638f7755603c0199", "parents": [ "d8fd66aaea7fe3e4f1ea044a563f129e3b9f05ff" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Wed Feb 06 01:40:21 2008 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Wed Feb 06 10:41:21 2008 -0800" }, "message": "ext3: fix lock inversion in direct IO\n\nWe cannot start transaction in ext3_direct_IO() and just let it last during\nthe whole write because dio_get_page() acquires mmap_sem which ranks above\ntransaction start (e.g. because we have dependency chain\nmmap_sem-\u003ePageLock-\u003ejournal_start, or because we update atime while holding\nmmap_sem) and thus deadlocks could happen. We solve the problem by\nstarting a transaction separately for each ext3_get_block() call.\n\nWe *could* have a problem that we allocate a block and before its data are\nwritten out the machine crashes and thus we expose stale data. But that\ndoes not happen because for hole-filling generic code falls back to\nbuffered writes and for file extension, we add inode to orphan list and\nthus in case of crash, journal replay will truncate inode back to the\noriginal size.\n\n[akpm@linux-foundation.org: build fix]\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nCc: Zach Brown \u003czach.brown@oracle.com\u003e\nCc: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "fb01bfdac733f1925561eea52c60072f2fbcdc97", "tree": "92e95b0dd90b99f447d14f0598b398cc2eee9d42", "parents": [ "197cd65accc6a274dabcd81f4811ba5d9a4856df" ], "author": { "name": "Akinobu Mita", "email": "akinobu.mita@gmail.com", "time": "Wed Feb 06 01:40:16 2008 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Wed Feb 06 10:41:21 2008 -0800" }, "message": "ext[234]: remove unused argument for ext[234]_find_goal()\n\nThe argument chain for ext[234]_find_goal() is not used. This patch removes\nit and fixes comment as well.\n\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Akinobu Mita \u003cakinobu.mita@gmail.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "eebd2aa355692afaf9906f62118620f1a1c19dbb", "tree": "207eead3a736963c3e50942038c463f2f611ccce", "parents": [ "b98348bdd08dc4ec11828aa98a78edde15c53cfa" ], "author": { "name": "Christoph Lameter", "email": "clameter@sgi.com", "time": "Mon Feb 04 22:28:29 2008 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Tue Feb 05 09:44:13 2008 -0800" }, "message": "Pagecache zeroing: zero_user_segment, zero_user_segments and zero_user\n\nSimplify page cache zeroing of segments of pages through 3 functions\n\nzero_user_segments(page, start1, end1, start2, end2)\n\n Zeros two segments of the page. It takes the position where to\n start and end the zeroing which avoids length calculations and\n\tmakes code clearer.\n\nzero_user_segment(page, start, end)\n\n Same for a single segment.\n\nzero_user(page, start, length)\n\n Length variant for the case where we know the length.\n\nWe remove the zero_user_page macro. Issues:\n\n1. Its a macro. Inline functions are preferable.\n\n2. The KM_USER0 macro is only defined for HIGHMEM.\n\n Having to treat this special case everywhere makes the\n code needlessly complex. The parameter for zeroing is always\n KM_USER0 except in one single case that we open code.\n\nAvoiding KM_USER0 makes a lot of code not having to be dealing\nwith the special casing for HIGHMEM anymore. Dealing with\nkmap is only necessary for HIGHMEM configurations. In those\nconfigurations we use KM_USER0 like we do for a series of other\nfunctions defined in highmem.h.\n\nSince KM_USER0 is depends on HIGHMEM the existing zero_user_page\nfunction could not be a macro. zero_user_* functions introduced\nhere can be be inline because that constant is not used when these\nfunctions are called.\n\nAlso extract the flushing of the caches to be outside of the kmap.\n\n[akpm@linux-foundation.org: fix nfs and ntfs build]\n[akpm@linux-foundation.org: fix ntfs build some more]\nSigned-off-by: Christoph Lameter \u003cclameter@sgi.com\u003e\nCc: Steven French \u003csfrench@us.ibm.com\u003e\nCc: Michael Halcrow \u003cmhalcrow@us.ibm.com\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nCc: Steven Whitehouse \u003cswhiteho@redhat.com\u003e\nCc: Trond Myklebust \u003ctrond.myklebust@fys.uio.no\u003e\nCc: \"J. Bruce Fields\" \u003cbfields@fieldses.org\u003e\nCc: Anton Altaparmakov \u003caia21@cantab.net\u003e\nCc: Mark Fasheh \u003cmark.fasheh@oracle.com\u003e\nCc: David Chinner \u003cdgc@sgi.com\u003e\nCc: Michael Halcrow \u003cmhalcrow@us.ibm.com\u003e\nCc: Steven French \u003csfrench@us.ibm.com\u003e\nCc: Steven Whitehouse \u003cswhiteho@redhat.com\u003e\nCc: Trond Myklebust \u003ctrond.myklebust@fys.uio.no\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "9ad163ae0df8a3adab6d521475142392e3efb7a6", "tree": "71b72c8d565e5325183cd03ddce070295fd9b01d", "parents": [ "7a266e75cf5a1efd20d084408a1b7f1a185496dd" ], "author": { "name": "Jose R. Santos", "email": "jrs@us.ibm.com", "time": "Thu Oct 18 23:39:23 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Fri Oct 19 11:53:35 2007 -0700" }, "message": "JBD: Fix JBD warnings when compiling with CONFIG_JBD_DEBUG\n\nNote from Mingming\u0027s JBD2 fix:\n\nNoticed all warnings are occurs when the debug level is 0. Then found the\n\"jbd2: Move jbd2-debug file to debugfs\" patch\nhttp://git.kernel.org/?p\u003dlinux/kernel/git/torvalds/linux-2.6.git;a\u003dcommit;h\u003d0f49d5d019afa4e94253bfc92f0daca3badb990b\n\nchanged the jbd2_journal_enable_debug from int type to u8, makes the\njbd_debug comparision is always true when the debugging level is 0. Thus\nthe compile warning occurs.\n\nThought about changing the jbd2_journal_enable_debug data type back to int,\nbut can\u0027t, because the jbd2-debug is moved to debug fs, where calling\ndebugfs_create_u8() to create the debugfs entry needs the value to be u8\ntype.\n\nEven if we changed the data type back to int, the code is still buggy,\nkernel should not print jbd2 debug message if the jbd2_journal_enable_debug\nis set to 0. But this is not the case.\n\nThe fix is change the level of debugging to 1. The same should fixed in\next3/JBD, but currently ext3 jbd-debug via /proc fs is broken, so we\nprobably should fix it all together.\n\nSigned-off-by: Jose R. Santos \u003cjrs@us.ibm.com\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "c80544dc0b87bb65038355e7aafdc30be16b26ab", "tree": "176349304bec88a9de16e650c9919462e0dd453c", "parents": [ "0e9663ee452ffce0d429656ebbcfe69417a30e92" ], "author": { "name": "Stephen Hemminger", "email": "shemminger@linux-foundation.org", "time": "Thu Oct 18 03:07:05 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Thu Oct 18 14:37:31 2007 -0700" }, "message": "sparse pointer use of zero as null\n\nGet rid of sparse related warnings from places that use integer as NULL\npointer.\n\n[akpm@linux-foundation.org: coding-style fixes]\nSigned-off-by: Stephen Hemminger \u003cshemminger@linux-foundation.org\u003e\nCc: Andi Kleen \u003cak@suse.de\u003e\nCc: Jeff Garzik \u003cjeff@garzik.org\u003e\nCc: Matt Mackall \u003cmpm@selenic.com\u003e\nCc: Ian Kent \u003craven@themaw.net\u003e\nCc: Arnd Bergmann \u003carnd@arndb.de\u003e\nCc: Davide Libenzi \u003cdavidel@xmailserver.org\u003e\nCc: Stephen Smalley \u003csds@tycho.nsa.gov\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "f4fc66a894546bdc88a775d0e83ad20a65210bcb", "tree": "87d725ad4e579eb353f615eab26dbf705e2e4bc2", "parents": [ "f34fb6eccc962e4137b77c4bbe1e9a31d27a30e6" ], "author": { "name": "Nick Piggin", "email": "npiggin@suse.de", "time": "Tue Oct 16 01:25:05 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Tue Oct 16 09:42:55 2007 -0700" }, "message": "ext3: convert to new aops\n\nVarious fixes and improvements\n\nSigned-off-by: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nSigned-off-by: Nick Piggin \u003cnpiggin@suse.de\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "e3a68e30d28dbc6981dfc3d6ceddbfa2f885fe4e", "tree": "f15372ae04f4eaea734c1c6935ae65887acf4c3c", "parents": [ "6b86e854f71600c809536502a0efa9d4e384fb23" ], "author": { "name": "Dave Hansen", "email": "haveblue@us.ibm.com", "time": "Sun Jul 15 23:41:14 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Mon Jul 16 09:05:48 2007 -0700" }, "message": "ext3: remove extra IS_RDONLY() check\n\next3_change_inode_journal_flag() is only called from one location:\next3_ioctl(EXT3_IOC_SETFLAGS). That ioctl case already has a IS_RDONLY()\ncall in it so this one is superfluous.\n\nSigned-off-by: Dave Hansen \u003chaveblue@us.ibm.com\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "e4a10a362cd1df6c23fe46f449d36b3f712e2824", "tree": "2e926ca5225e8b6f52d9fc4dd3886cff7f235721", "parents": [ "7b018b2888b32284e09bba9cccb5cd2e12199feb" ], "author": { "name": "Kirill Korotaev", "email": "dev@openvz.org", "time": "Sat Jun 23 17:16:48 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Sun Jun 24 08:59:12 2007 -0700" }, "message": "ext3: lost brelse in ext3_read_inode()\n\nOne of error path in ext3_read_inode() leaks bh since brelse is forgoten.\n\nSigned-off-by: Kirill Korotaev \u003cdev@openvz.org\u003e\nAcked-by: Vasily Averin \u003cvvs@sw.ru\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "0c11d7a9e9e9793219baf715048c190a84bead57", "tree": "ba5557118502f04a6dc12b66a6afacac1144256b", "parents": [ "f36dca90e674a1a62cad810f630629c0008b2128" ], "author": { "name": "Nate Diller", "email": "nate.diller@gmail.com", "time": "Wed May 09 02:35:08 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Wed May 09 12:30:55 2007 -0700" }, "message": "ext3: use zero_user_page\n\nUse zero_user_page() instead of open-coding it.\n\nSigned-off-by: Nate Diller \u003cnate.diller@gmail.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "28be5abb400e5e082f5225105fdc69337ec0c0b4", "tree": "e4bb3e527aac316004be68e28a25b2919e30afd4", "parents": [ "9926e4c74300c4b31dee007298c6475d33369df0" ], "author": { "name": "Jan Kara", "email": "jack@suse.cz", "time": "Tue May 08 00:30:33 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Tue May 08 11:15:12 2007 -0700" }, "message": "ext3: copy i_flags to inode flags on write\n\nA patch that stores inode flags such as S_IMMUTABLE, S_APPEND, etc. from\ni_flags to EXT3_I(inode)-\u003ei_flags when inode is written to disk. The same\nthing is done on GETFLAGS ioctl.\n\nQuota code changes these flags on quota files (to make it harder for\nsysadmin to screw himself) and these changes were not correctly propagated\ninto the filesystem (especially, lsattr did not show them and users were\nwondering...).\n\nPropagate flags such as S_APPEND, S_IMMUTABLE, etc. from i_flags into\next3-specific i_flags. Hence, when someone sets these flags via a\ndifferent interface than ioctl, they are stored correctly.\n\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "e63340ae6b6205fef26b40a75673d1c9c0c8bb90", "tree": "8d3212705515edec73c3936bb9e23c71d34a7b41", "parents": [ "04c9167f91e309c9c4ea982992aa08e83b2eb42e" ], "author": { "name": "Randy Dunlap", "email": "randy.dunlap@oracle.com", "time": "Tue May 08 00:28:08 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Tue May 08 11:15:07 2007 -0700" }, "message": "header cleaning: don\u0027t include smp_lock.h when not used\n\nRemove includes of \u003clinux/smp_lock.h\u003e where it is not used/needed.\nSuggested by Al Viro.\n\nBuilds cleanly on x86_64, i386, alpha, ia64, powerpc, sparc,\nsparc64, and arm (all 59 defconfigs).\n\nSigned-off-by: Randy Dunlap \u003crandy.dunlap@oracle.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "4d7bf11d649c72621ca31b8ea12b9c94af380e63", "tree": "c4a3c11cf6d13210ed344de0ae091d3f7523c689", "parents": [ "8948e11f450e6189a79e47d6051c3d5a0b98e3f3" ], "author": { "name": "Markus Rechberger", "email": "Markus.Rechberger@amd.com", "time": "Tue May 08 00:23:39 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Tue May 08 11:14:58 2007 -0700" }, "message": "ext2/3/4: fix file date underflow on ext2 3 filesystems on 64 bit systems\n\nTaken from http://bugzilla.kernel.org/show_bug.cgi?id\u003d5079\n\nsigned long ranges from -2.147.483.648 to 2.147.483.647 on x86 32bit\n\n10000011110110100100111110111101 .. -2,082,844,739\n10000011110110100100111110111101 .. 2,212,122,557 \u003c- this currently gets\nstored on the disk but when converting it to a 64bit signed long value it loses\nits sign and becomes positive.\n\nCc: Andreas Dilger \u003cadilger@dilger.ca\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\n\nAndreas says:\n\nThis patch is now treating timestamps with the high bit set as negative\ntimes (before Jan 1, 1970). This means we lose 1/2 of the possible range\nof timestamps (lopping off 68 years before unix timestamp overflow -\nnow only 30 years away :-) to handle the extremely rare case of setting\ntimestamps into the distant past.\n\nIf we are only interested in fixing the underflow case, we could just\nlimit the values to 0 instead of storing negative values. At worst this\nwill skew the timestamp by a few hours for timezones in the far east\n(files would still show Jan 1, 1970 in \"ls -l\" output).\n\nThat said, it seems 32-bit systems (mine at least) allow files to be set\ninto the past (01/01/1907 works fine) so it seems this patch is bringing\nthe x86_64 behaviour into sync with other kernels.\n\nOn the plus side, we have a patch that is ready to add nanosecond timestamps\nto ext3 and as an added bonus adds 2 high bits to the on-disk timestamp so\nthis extends the maximum date to 2242.\n\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "1aa9b4b9bc10a0cf6e6109c2997d759a76e840e5", "tree": "52a18d3d83f28e8a736775c2a88ad9cb60f48da6", "parents": [ "03221702608c60b470fc86a23bdf4bc30e5bd59f" ], "author": { "name": "Andrew Morton", "email": "akpm@linux-foundation.org", "time": "Sun Apr 01 23:49:43 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Mon Apr 02 10:06:08 2007 -0700" }, "message": "[PATCH] revert \"retries in ext3_prepare_write() violate ordering requirements\"\n\nRevert e92a4d595b464c4aae64be39ca61a9ffe9c8b278.\n\nDmitry points out\n\n\"When we block_prepare_write() failed while ext3_prepare_write() we jump to\n \"failure\" label and call ext3_prepare_failure() witch search last mapped bh\n and invoke commit_write untill it. This is wrong!! because some bh from\n begining to the last mapped bh may be not uptodate. As a result we commit to\n disk not uptodate page content witch contains garbage from previous usage.\"\n\nand\n\n\"Unexpected file size increasing.\"\n\n Call trace the same as it was in first issue but result is different.\n For example we have file with i_size is zero. we want write two blocks ,\n but fs has only one free block.\n\n -\u003eext3_prepare_write(...from \u003d\u003d 0, to \u003d\u003d 2048)\n retry:\n -\u003eblock_prepare_write() \u003d\u003d -ENOSPC# we failed but allocated one block here.\n -\u003eext3_prepare_failure()\n -\u003ecommit_write( from \u003d\u003d 0, to \u003d\u003d 1024) # after this i_size becomes 1024 :)\n if (ret \u003d\u003d -ENOSPC \u0026\u0026 ext3_should_retry_alloc(inode-\u003ei_sb, \u0026retries))\n goto retry;\n\n Finally when all retries will be spended ext3_prepare_failure return\n -ENOSPC, but i_size was increased and later block trimm procedures can\u0027t\n help here.\n\nWe don\u0027t appear to have the horsepower to fix these issues, so let\u0027s put\nthings back the way they were for now.\n\nCc: Kirill Korotaev \u003cdev@openvz.org\u003e\nCc: Ingo Molnar \u003cmingo@elte.hu\u003e\nCc: Ken Chen \u003ckenneth.w.chen@intel.com\u003e\nCc: Andrey Savochkin \u003csaw@sw.ru\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nCc: Dmitriy Monakhov \u003cdmonakhov@openvz.org\u003e\nCc: \u003cstable@kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "3e4fdaf8aebe489e8e59826fdf78cb64356d2ad0", "tree": "fe95bee85f97d16f192ff02fa8880f857b71d136", "parents": [ "501b9ebf43f9973c3e246c8fbd17144d81a989ef" ], "author": { "name": "Dmitriy Monakhov", "email": "dmonakhov@openvz.org", "time": "Sat Feb 10 01:46:35 2007 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Sun Feb 11 11:18:06 2007 -0800" }, "message": "[PATCH] jbd layer function called instead of fs specific one\n\njbd function called instead of fs specific one.\n\nSigned-off-by: Dmitriy Monakhov \u003cdmonakhov@openvz.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "e92a4d595b464c4aae64be39ca61a9ffe9c8b278", "tree": "7d80804e689ea1f01fc8ceaea2a1b1da78081c60", "parents": [ "04903664325acb3f199dd8a4b8f1aa437e9fd6b2" ], "author": { "name": "Andrey Savochkin", "email": "saw@sw.ru", "time": "Wed Dec 06 20:37:34 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.osdl.org", "time": "Thu Dec 07 08:39:37 2006 -0800" }, "message": "[PATCH] retries in ext3_prepare_write() violate ordering requirements\n\nIn journal\u003dordered or journal\u003ddata mode retry in ext3_prepare_write()\nbreaks the requirements of journaling of data with respect to metadata.\nThe fix is to call commit_write to commit allocated zero blocks before\nretry.\n\nSigned-off-by: Kirill Korotaev \u003cdev@openvz.org\u003e\nCc: Ingo Molnar \u003cmingo@elte.hu\u003e\nCc: Ken Chen \u003ckenneth.w.chen@intel.com\u003e\nCc: \u003clinux-ext4@vger.kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "caa38fb0f481a3cb732b115cb59bfa6b59b6daaf", "tree": "c68f069f58748813e9195b6205936846aba2e43e", "parents": [ "5404bc7a87b9949cf61e0174b21f80e73239ab25" ], "author": { "name": "Jens Axboe", "email": "axboe@suse.de", "time": "Sun Jul 23 01:41:26 2006 +0200" }, "committer": { "name": "Jens Axboe", "email": "axboe@nelson.home.kernel.dk", "time": "Sat Sep 30 20:29:42 2006 +0200" }, "message": "[PATCH] ext3: make meta data reads use READ_META\n\nSigned-off-by: Jens Axboe \u003caxboe@suse.de\u003e\n" }, { "commit": "ba52de123d454b57369f291348266d86f4b35070", "tree": "3973f3f3c853b5857b6b64a027cadd4fe954e3b9", "parents": [ "577c4eb09d1034d0739e3135fd2cff50588024be" ], "author": { "name": "Theodore Ts\u0027o", "email": "tytso@mit.edu", "time": "Wed Sep 27 01:50:49 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed Sep 27 08:26:18 2006 -0700" }, "message": "[PATCH] inode-diet: Eliminate i_blksize from the inode structure\n\nThis eliminates the i_blksize field from struct inode. Filesystems that want\nto provide a per-inode st_blksize can do so by providing their own getattr\nroutine instead of using the generic_fillattr() function.\n\nNote that some filesystems were providing pretty much random (and incorrect)\nvalues for i_blksize.\n\n[bunk@stusta.de: cleanup]\n[akpm@osdl.org: generic_fillattr() fix]\nSigned-off-by: \"Theodore Ts\u0027o\" \u003ctytso@mit.edu\u003e\nSigned-off-by: Adrian Bunk \u003cbunk@stusta.de\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "e9ad5620bfb901df8a7a2603c88689ededeecaf1", "tree": "82a2b22e1b7401b98fc2f201b8df2db05764332a", "parents": [ "7543fc7b3abfee8c6cd6349ebd5e5fde02fac984" ], "author": { "name": "Dave Kleikamp", "email": "shaggy@austin.ibm.com", "time": "Wed Sep 27 01:49:35 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed Sep 27 08:26:10 2006 -0700" }, "message": "[PATCH] ext3: More whitespace cleanups\n\nMore white space cleanups in preparation of cloning ext4 from ext3.\nRemoving spaces that precede a tab.\n\nSigned-off-by: Dave Kleikamp \u003cshaggy@austin.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "eee194e76c681dbdbf5024b889fda1181b66ef57", "tree": "bbefd2b2da5a49dcf8057e182f35c044445111e9", "parents": [ "41f04d852e359582518f950d12b2287766613022" ], "author": { "name": "Eric Sandeen", "email": "esandeen@redhat.com", "time": "Wed Sep 27 01:49:30 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed Sep 27 08:26:09 2006 -0700" }, "message": "[PATCH] ext3: inode numbers are unsigned long\n\nThis is primarily format string fixes, with changes to ialloc.c where large\ninode counts could overflow, and also pass around journal_inum as an\nunsigned long, just to be pedantic about it....\n\nSigned-off-by: Eric Sandeen \u003cesandeen@redhat.com\u003e\nCc: Mingming Cao \u003ccmm@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "ae6ddcc5f24d6b06ae9231dc128904750a4155e0", "tree": "93c6e20b513f39b616af101dabe9b756f7300d0d", "parents": [ "e7ab8d65055e9b9dfc131d0467cfc5a8368d7ee4" ], "author": { "name": "Mingming Cao", "email": "cmm@us.ibm.com", "time": "Wed Sep 27 01:49:27 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed Sep 27 08:26:09 2006 -0700" }, "message": "[PATCH] ext3 and jbd cleanup: remove whitespace\n\nRemove whitespace from ext3 and jbd, before we clone ext4.\n\nSigned-off-by: Mingming Cao\u003ccmm@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "20acaa18d0c002fec180956f87adeb3f11f635a6", "tree": "2cd2f21530150e8248a0217e380d58d42e79d89d", "parents": [ "e4b69aa2a1bcee21f8d5e089b8682dd8aaace5eb" ], "author": { "name": "Suparna Bhattacharya", "email": "suparna@in.ibm.com", "time": "Sat Sep 16 12:15:58 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sat Sep 16 12:54:32 2006 -0700" }, "message": "[PATCH] ext3 sequential read regression fix\n\next3-get-blocks support caused ~20% degrade in Sequential read\nperformance (tiobench). Problem is with marking the buffer boundary\nso IO can be submitted right away. Here is the patch to fix it.\n\n 2.6.18-rc6:\n -----------\n # ./iotest\n 1048576+0 records in\n 1048576+0 records out\n 4294967296 bytes (4.3 GB) copied, 75.2726 seconds, 57.1 MB/s\n\n real 1m15.285s\n user 0m0.276s\n sys 0m3.884s\n\n 2.6.18-rc6 + fix:\n -----------------\n [root@elm3a241 ~]# ./iotest\n 1048576+0 records in\n 1048576+0 records out\n 4294967296 bytes (4.3 GB) copied, 62.9356 seconds, 68.2 MB/s\n\nThe boundary block check in ext3_get_blocks_handle needs to be adjusted\nagainst the count of blocks mapped in this call, now that it can map\nmore than one block.\n\nSigned-off-by: Suparna Bhattacharya \u003csuparna@in.ibm.com\u003e\nTested-by: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "3665d0e58fa44f50c744f85c7e8ad21d5b10e206", "tree": "7714916ca20e906d685f6b0886195692d3471f68", "parents": [ "47d4b9066df023670a61e74565a75293cf15a441" ], "author": { "name": "Badari Pulavarty", "email": "pbadari@us.ibm.com", "time": "Fri Sep 08 09:48:21 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Fri Sep 08 10:22:50 2006 -0700" }, "message": "[PATCH] ext3_getblk() should handle HOLE correctly\n\nIt has been reported that ext3_getblk() is not doing the right thing and\ntriggering following WARN():\n\nBUG: warning at fs/ext3/inode.c:1016/ext3_getblk()\n \u003cc01c5140\u003e ext3_getblk+0x98/0x2a6 \u003cc03b2806\u003e md_wakeup_thread+0x26/0x2a\n \u003cc01c536d\u003e ext3_bread+0x1f/0x88 \u003cc01cedf9\u003e ext3_quota_read+0x136/0x1ae\n \u003cc018b683\u003e v1_read_dqblk+0x61/0xac \u003cc0188f32\u003e dquot_acquire+0xf6/0x107\n \u003cc01ceaba\u003e ext3_acquire_dquot+0x46/0x68 \u003cc01897d4\u003e dqget+0x155/0x1e7\n \u003cc018a97b\u003e dquot_transfer+0x3e0/0x3e9 \u003cc016fe52\u003e dput+0x23/0x13e\n \u003cc01c7986\u003e ext3_setattr+0xc3/0x240 \u003cc0120f66\u003e current_fs_time+0x52/0x6a\n \u003cc017320e\u003e notify_change+0x2bd/0x30d \u003cc0159246\u003e chown_common+0x9c/0xc5\n \u003cc02a222c\u003e strncpy_from_user+0x3b/0x68 \u003cc0167fe6\u003e do_path_lookup+0xdf/0x266\n \u003cc016841b\u003e __user_walk_fd+0x44/0x5a \u003cc01592b9\u003e sys_chown+0x4a/0x55\n \u003cc015a43c\u003e vfs_write+0xe7/0x13c \u003cc01695d4\u003e sys_mkdir+0x1f/0x23\n \u003cc0102a97\u003e syscall_call+0x7/0xb\n\nLooking at the code, it looks like it\u0027s not handle HOLE correctly. It ends\nup returning -EIO. Here is the patch to fix it.\n\nIf we really want to be paranoid, we can allow return values 0 (HOLE), 1\n(we asked for one block) and return -EIO for more than 1 block. But I\nreally don\u0027t see a reason for doing it - all we need is the block# here.\n(doesn\u0027t matter how many blocks are mapped).\n\next3_get_blocks_handle() returns number of blocks it mapped. It returns 0\nin case of HOLE. ext3_getblk() should handle HOLE properly (currently its\ndumping warning stack and returning -EIO).\n\nSigned-off-by: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nAcked-by: Mingming Cao \u003ccmm@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "0e31f51d8177320d61ec5786ca4aafa7b7a749b4", "tree": "a076261c90d757d7d2740c1ba4d219782914ea4d", "parents": [ "51d8c5edd3b166fcc51aba84d78761d578400a7c" ], "author": { "name": "Badari Pulavarty", "email": "pbadari@us.ibm.com", "time": "Sun Jul 30 03:04:14 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Mon Jul 31 13:28:44 2006 -0700" }, "message": "[PATCH] ext3 -nobh option causes oops\n\nFor files other than IFREG, nobh option doesn\u0027t make sense. Modifications\nto them are journalled and needs buffer heads to do that. Without this\npatch, we get kernel oops in page_buffers().\n\nSigned-off-by: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nCc: \u003cstable@kernel.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "2ccb48ebb4de139eef4fcefd5f2bb823cb0d81b9", "tree": "e06a83c7306e143175a87df2328b45e1ef34da5b", "parents": [ "f712c0c7e1796f92e45e4de144e247816d974b8f" ], "author": { "name": "Neil Brown", "email": "neilb@suse.de", "time": "Sun Jul 30 03:03:01 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Mon Jul 31 13:28:36 2006 -0700" }, "message": "[PATCH] ext3: avoid triggering ext3_error on bad NFS file handle\n\nThe inode number out of an NFS file handle gets passed eventually to\next3_get_inode_block() without any checking. If ext3_get_inode_block()\nallows it to trigger an error, then bad filehandles can have unpleasant\neffect - ext3_error() will usually cause a forced read-only remount, or a\npanic if `errors\u003dpanic\u0027 was used.\n\nSo remove the call to ext3_error there and put a matching check in\next3/namei.c where inode numbers are read off storage.\n\n[akpm@osdl.org: fix off-by-one error]\nSigned-off-by: Neil Brown \u003cneilb@suse.de\u003e\nSigned-off-by: Jan Kara \u003cjack@suse.cz\u003e\nCc: Marcel Holtmann \u003cmarcel@holtmann.org\u003e\nCc: \u003cstable@kernel.org\u003e\nCc: \"Stephen C. Tweedie\" \u003csct@redhat.com\u003e\nCc: Eric Sandeen \u003cesandeen@redhat.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "f5e54d6e53a20cef45af7499e86164f0e0d16bb2", "tree": "cb92acbb89b84796261bf5563182261ec5654127", "parents": [ "a052b68b1e7a31f1e6a721290035e9deb0f6fed9" ], "author": { "name": "Christoph Hellwig", "email": "hch@lst.de", "time": "Wed Jun 28 04:26:44 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed Jun 28 14:59:04 2006 -0700" }, "message": "[PATCH] mark address_space_operations const\n\nSame as with already do with the file operations: keep them in .rodata and\nprevents people from doing runtime patching.\n\nSigned-off-by: Christoph Hellwig \u003chch@lst.de\u003e\nCc: Steven French \u003csfrench@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "43d23f9039fc810ecd621f1e4f9d578eadce058a", "tree": "be241eb5a8e6010f1f8ca9e960bc9838b70d6779", "parents": [ "1c2bf374a4b8c2e1a3e6ff3a64fb67272a8cd2e2" ], "author": { "name": "Mingming Cao", "email": "cmm@us.ibm.com", "time": "Sun Jun 25 05:48:07 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Jun 25 10:01:10 2006 -0700" }, "message": "[PATCH] ext3_fsblk_t: the rest of in-kernel filesystem blocks conversion\n\nConvert the ext3 in-kernel filesystem blocks to ext3_fsblk_t. Convert the\nrest of all unsigned long type in-kernel filesystem blocks to ext3_fsblk_t,\nand replace the printk format string respondingly.\n\nSigned-off-by: Mingming Cao \u003ccmm@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "1c2bf374a4b8c2e1a3e6ff3a64fb67272a8cd2e2", "tree": "abb4e01a4bc146183d5cf1f0e18c1aa6e847aa5e", "parents": [ "cedfb178ada245b6c52a654936b34d7996e26a1d" ], "author": { "name": "Mingming Cao", "email": "cmm@us.ibm.com", "time": "Sun Jun 25 05:48:06 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Jun 25 10:01:10 2006 -0700" }, "message": "[PATCH] ext3_fsblk_t: filesystem, group blocks and bug fixes\n\nSome of the in-kernel ext3 block variable type are treated as signed 4 bytes\nint type, thus limited ext3 filesystem to 8TB (4kblock size based). While\ntrying to fix them, it seems quite confusing in the ext3 code where some\nblocks are filesystem-wide blocks, some are group relative offsets that need\nto be signed value (as -1 has special meaning). So it seem saner to define\ntwo types of physical blocks: one is filesystem wide blocks, another is\ngroup-relative blocks. The following patches clarify these two types of\nblocks in the ext3 code, and fix the type bugs which limit current 32 bit ext3\nfilesystem limit to 8TB.\n\nWith this series of patches and the percpu counter data type changes in the mm\ntree, we are able to extend exts filesystem limit to 16TB.\n\nThis work is also a pre-request for the recent \u003e32 bit ext3 work, and makes\nthe kernel to able to address 48 bit ext3 block a lot easier: Simply redefine\next3_fsblk_t from unsigned long to sector_t and redefine the format string for\next3 filesystem block corresponding.\n\nTwo RFC with a series patches have been posted to ext2-devel list and have\nbeen reviewed and discussed:\nhttp://marc.theaimsgroup.com/?l\u003dext2-devel\u0026m\u003d114722190816690\u0026w\u003d2\n\nhttp://marc.theaimsgroup.com/?l\u003dext2-devel\u0026m\u003d114784919525942\u0026w\u003d2\n\nPatches are tested on both 32 bit machine and 64 bit machine, \u003c8TB ext3 and\n\u003e8TB ext3 filesystem(with the latest to be released e2fsprogs-1.39). Tests\nincludes overnight fsx, tiobench, dbench and fsstress.\n\nThis patch:\n\nDefines ext3_fsblk_t and ext3_grpblk_t, and the printk format string for\nfilesystem wide blocks.\n\nThis patch classifies all block group relative blocks, and ext3_fsblk_t blocks\noccurs in the same function where used to be confusing before. Also include\nkernel bug fixes for filesystem wide in-kernel block variables. There are\nsome fileystem wide blocks are treated as int/unsigned int type in the kernel\ncurrently, especially in ext3 block allocation and reservation code. This\npatch fixed those bugs by converting those variables to ext3_fsblk_t(unsigned\nlong) type.\n\nSigned-off-by: Mingming Cao \u003ccmm@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "5dea5176e5c32ef9f0d1a41d28427b3bf6881b3a", "tree": "f7b6639fa6490bb9a519f50acf0c76fa087d295b", "parents": [ "8683dc9990158c221e05959935e7dd50a956c574" ], "author": { "name": "Mingming Cao", "email": "cmm@us.ibm.com", "time": "Wed May 03 19:55:12 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed May 03 20:05:41 2006 -0700" }, "message": "[PATCH] ext3: multile block allocate little endian fixes\n\nSome places in ext3 multiple block allocation code (in 2.6.17-rc3) don\u0027t\nhandle the little endian well. This was resulting in *wrong* block numbers\nbeing assigned to in-memory block variables and then stored on disk\neventually. The following patch has been verified to fix an ext3\nfilesystem failure when run ltp test on a 64 bit machine.\n\nSigned-off-by; Mingming Cao \u003ccmm@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "f91a2ad2ed97099fb565e3336f8df0df717f2ba9", "tree": "ab8ebeca29bbbbf1f66c47173faebbc383a4dbf7", "parents": [ "d6859bfca8cbfe4105704e410b0afa50beabbbb9" ], "author": { "name": "Badari Pulavarty", "email": "pbadari@us.ibm.com", "time": "Sun Mar 26 01:38:04 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Mar 26 08:57:02 2006 -0800" }, "message": "[PATCH] ext3: multi-block get_block()\n\nMingming Cao recently added multi-block allocation support for ext3,\ncurrently used only by DIO. I added support to map multiple blocks for\nmpage_readpages(). This patch add support for ext3_get_block() to deal\nwith multi-block mapping. Basically it renames ext3_direct_io_get_blocks()\nas ext3_get_block().\n\nSigned-off-by: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nCc: Mingming Cao \u003ccmm@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "d6859bfca8cbfe4105704e410b0afa50beabbbb9", "tree": "f26e02a70b3ab3c41ac06480c1662bc5fb27ce6f", "parents": [ "1d8fa7a2b9a39d18727acc5c468e870df606c852" ], "author": { "name": "Andrew Morton", "email": "akpm@osdl.org", "time": "Sun Mar 26 01:38:03 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Mar 26 08:57:02 2006 -0800" }, "message": "[PATCH] ext3: cleanups and WARN_ON()\n\n- Clean up a few little layout things and comments.\n\n- Add a WARN_ON to a case which I was wondering about.\n\n- Tune up some inlines.\n\nCc: Mingming Cao \u003ccmm@us.ibm.com\u003e\nCc: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "1d8fa7a2b9a39d18727acc5c468e870df606c852", "tree": "41537fe9ea5478f3243e3301184dc13980f8201f", "parents": [ "fa30bd058b746c0e2318a77ff8b4977faa924c2c" ], "author": { "name": "Badari Pulavarty", "email": "pbadari@us.ibm.com", "time": "Sun Mar 26 01:38:02 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Mar 26 08:57:01 2006 -0800" }, "message": "[PATCH] remove -\u003eget_blocks() support\n\nNow that get_block() can handle mapping multiple disk blocks, no need to have\n-\u003eget_blocks(). This patch removes fs specific -\u003eget_blocks() added for DIO\nand makes it users use get_block() instead.\n\nSigned-off-by: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "b47b24781c59565f45acd765dc995a752d561e96", "tree": "bd18b4f13fef4e162429b1e1ba14841d4a11af3b", "parents": [ "89747d369d34e333b9b60f10f333a0b727b4e4e2" ], "author": { "name": "Mingming Cao", "email": "cmm@us.ibm.com", "time": "Sun Mar 26 01:37:56 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Mar 26 08:57:01 2006 -0800" }, "message": "[PATCH] ext3_get_blocks: multiple block allocation\n\nAdd support for multiple block allocation in ext3-get-blocks().\n\nLook up the disk block mapping and count the total number of blocks to\nallocate, then pass it to ext3_new_block(), where the real block allocation is\nperformed. Once multiple blocks are allocated, prepare the branch with those\njust allocated blocks info and finally splice the whole branch into the block\nmapping tree.\n\nSigned-off-by: Mingming Cao \u003ccmm@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "89747d369d34e333b9b60f10f333a0b727b4e4e2", "tree": "26b55849e666c7f6c7a7312b100756c3b591559f", "parents": [ "e2d53f9525790dfacbcf09f359536311d3913d98" ], "author": { "name": "Mingming Cao", "email": "cmm@us.ibm.com", "time": "Sun Mar 26 01:37:55 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Mar 26 08:57:00 2006 -0800" }, "message": "[PATCH] ext3_get_blocks: Mapping multiple blocks at a once\n\nCurrently ext3_get_block() only maps or allocates one block at a time. This\nis quite inefficient for sequential IO workload.\n\nI have posted a early implements a simply multiple block map and allocation\nwith current ext3. The basic idea is allocating the 1st block in the existing\nway, and attempting to allocate the next adjacent blocks on a best effort\nbasis. More description about the implementation could be found here:\nhttp://marc.theaimsgroup.com/?l\u003dext2-devel\u0026m\u003d112162230003522\u0026w\u003d2\n\nThe following the latest version of the patch: break the original patch into 5\npatches, re-worked some logicals, and fixed some bugs. The break ups are:\n\n [patch 1] Adding map multiple blocks at a time in ext3_get_blocks()\n [patch 2] Extend ext3_get_blocks() to support multiple block allocation\n [patch 3] Implement multiple block allocation in ext3-try-to-allocate\n (called via ext3_new_block()).\n [patch 4] Proper accounting updates in ext3_new_blocks()\n [patch 5] Adjust reservation window size properly (by the given number\n of blocks to allocate) before block allocation to increase the\n possibility of allocating multiple blocks in a single call.\n\nTests done so far includes fsx,tiobench and dbench. The following numbers\ncollected from Direct IO tests (1G file creation/read) shows the system time\nhave been greatly reduced (more than 50% on my 8 cpu system) with the patches.\n\n 1G file DIO write:\n \t2.6.15\t\t2.6.15+patches\n real 0m31.275s\t0m31.161s\n user 0m0.000s\t0m0.000s\n sys 0m3.384s\t0m0.564s\n\n 1G file DIO read:\n \t2.6.15\t\t2.6.15+patches\n real 0m30.733s\t0m30.624s\n user 0m0.000s\t0m0.004s\n sys 0m0.748s\t0m0.380s\n\nSome previous test we did on buffered IO with using multiple blocks allocation\nand delayed allocation shows noticeable improvement on throughput and system\ntime.\n\nThis patch:\n\nAdd support of mapping multiple blocks in one call.\n\nThis is useful for DIO reads and re-writes (where blocks are already\nallocated), also is in line with Christoph\u0027s proposal of using getblocks() in\nmpage_readpage() or mpage_readpages().\n\nSigned-off-by: Mingming Cao \u003ccmm@us.ibm.com\u003e\nCc: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "2ff28e22bdb8727fbc7d7889807bc5a73aae56c5", "tree": "f7418aa963d729bf9fe8bd44d6c9b6e424a6c6bf", "parents": [ "3978d7179d3849848df8a37dd0a5acc20bcb8750" ], "author": { "name": "NeilBrown", "email": "neilb@suse.de", "time": "Sun Mar 26 01:37:18 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Mar 26 08:56:55 2006 -0800" }, "message": "[PATCH] Make address_space_operations-\u003einvalidatepage return void\n\nThe return value of this function is never used, so let\u0027s be honest and\ndeclare it as void.\n\nSome places where invalidatepage returned 0, I have inserted comments\nsuggesting a BUG_ON.\n\n[akpm@osdl.org: JBD BUG fix]\n[akpm@osdl.org: rework for git-nfs]\n[akpm@osdl.org: don\u0027t go BUG in block_invalidate_page()]\nSigned-off-by: Neil Brown \u003cneilb@suse.de\u003e\nAcked-by: Dave Kleikamp \u003cshaggy@austin.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "97461518610fb1679f67333bb699bb81136e49fe", "tree": "483fcaf10744a96ad9fced97910fa75610c3fcdb", "parents": [ "7bf6d78dd93ccc52cd2cac5066c4b84834e4f1f2" ], "author": { "name": "Arjan van de Ven", "email": "arjan@infradead.org", "time": "Thu Mar 23 03:00:42 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Thu Mar 23 07:38:14 2006 -0800" }, "message": "[PATCH] convert ext3\u0027s truncate_sem to a mutex\n\next3\u0027s truncate_sem is always released in the same function it\u0027s taken\nand it otherwise is a mutex as well..\n\nSigned-off-by: Arjan van de Ven \u003carjan@infradead.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "d8733c2956968a01394a4d2a9e97a8b431a78776", "tree": "9743c9020eb5193efa4a0f102b3a7eb1d999c4fd", "parents": [ "b8e31edc10d160a8bf2159541d9d12f2079a0887" ], "author": { "name": "Andrew Morton", "email": "akpm@osdl.org", "time": "Thu Mar 23 03:00:11 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Thu Mar 23 07:38:09 2006 -0800" }, "message": "[PATCH] ext3_readdir: use generic readahead\n\nLinus points out that ext3_readdir\u0027s readahead only cuts in when\next3_readdir() is operating at the very start of the directory. So for large\ndirectories we end up performing no readahead at all and we suck.\n\nSo take it all out and use the core VM\u0027s page_cache_readahead(). This means\nthat ext3 directory reads will use all of readahead\u0027s dynamic sizing goop.\n\nNote that we\u0027re using the directory\u0027s filp-\u003ef_ra to hold the readahead state,\nbut readahead is actually being performed against the underlying blockdev\u0027s\naddress_space. Fortunately the readahead code is all set up to handle this.\n\nTested with printk. It works. I was struggling to find a real workload which\nactually cared.\n\n(The patch also exports page_cache_readahead() to GPL modules)\n\nCc: \"Stephen C. Tweedie\" \u003csct@redhat.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "cd6ef84e6ac9454080707f2f338360f5d7e556fc", "tree": "98770b47dd7ae2e1faad4796eb03b2d4760e1b03", "parents": [ "0adb25d2e71ab047423d6fc63d5d184590d0a66f" ], "author": { "name": "Badari Pulavarty", "email": "pbadari@us.ibm.com", "time": "Sat Mar 11 03:27:14 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sat Mar 11 09:19:34 2006 -0800" }, "message": "[PATCH] ext3: fix nobh mode for chattr +j inodes\n\nOne can do \"chattr +j\" on a file to change its journalling mode. Fix\nwriteback mode with \"nobh\" handling for it.\n\nEven though, we mount ext3 filesystem in writeback mode with \"nobh\" option,\nsome one can do \"chattr +j\" on a single file to force it to do journalled\nmode. In order to do journaling, ext3_block_truncate_page() need to\nfallback to default case of creating buffers and adding them to transaction\netc.\n\nSigned-off-by: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "e965f9630c651fa4249039fd4b80c9392d07a856", "tree": "1353dd536d0ee549c30e462086624c21788ee9d2", "parents": [ "7e2ab150d1b3b286a4c864c60a549b2601777b63" ], "author": { "name": "Christoph Lameter", "email": "clameter@sgi.com", "time": "Wed Feb 01 03:05:41 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed Feb 01 08:53:17 2006 -0800" }, "message": "[PATCH] Direct Migration V9: Avoid writeback / page_migrate() method\n\nMigrate a page with buffers without requiring writeback\n\nThis introduces a new address space operation migratepage() that may be used\nby a filesystem to implement its own version of page migration.\n\nA version is provided that migrates buffers attached to pages. Some\nfilesystems (ext2, ext3, xfs) are modified to utilize this feature.\n\nThe swapper address space operation are modified so that a regular\nmigrate_page() will occur for anonymous pages without writeback (migrate_pages\nforces every anonymous page to have a swap entry).\n\nSigned-off-by: Mike Kravetz \u003ckravetz@us.ibm.com\u003e\nSigned-off-by: Christoph Lameter \u003cclameter@sgi.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "ab4eb43ce759559d7b15c5dde4a1562f202539f6", "tree": "c0aa2996c8c2c85652a440c3e64884d8d355a4d6", "parents": [ "b17b0421d70f5b85a791afe145a16d5ca5f849aa" ], "author": { "name": "Denis Lunev", "email": "den@sw.ru", "time": "Sun Nov 13 16:07:17 2005 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Nov 13 18:14:15 2005 -0800" }, "message": "[PATCH] ext3: journal handling on error path in ext3_journalled_writepage()\n\nThis patch fixes lost referrence on ext3 current handle in\next3_journalled_writepage().\n\nSigned-Off-By: Denis Lunev \u003cden@sw.ru\u003e\nCc: Kirill Korotaev \u003cdev@sw.ru\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "2973dfdb877c17b36c27ba66d71028ff1eb2f32e", "tree": "9734599068f3fcf7cd33f948235588f7a275d193", "parents": [ "7f04c26d715a2467a49a2384268de8f70f787b51" ], "author": { "name": "Glauber de Oliveira Costa", "email": "glommer@br.ibm.com", "time": "Sun Oct 30 15:03:05 2005 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Oct 30 17:37:26 2005 -0800" }, "message": "[PATCH] Test for sb_getblk return value\n\nThis patch adds tests for the return value of sb_getblk() in the ext2/3\nfilesystems. In fs/buffer.c it is stated that the getblk() function never\nfails. However, it does can return NULL in some situations due to I/O\nerrors, which may lead us to NULL pointer dereferences\n\nSigned-off-by: Glauber de Oliveira Costa \u003cglommer@br.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" } ], "next": "5b11687924e40790deb0d5f959247ade82196665" }