)]}' { "log": [ { "commit": "3e6053d76dcbd92b2f9f4ad5ece9bce83149523e", "tree": "0e7ab62872071c39e2475decb769b9715de75376", "parents": [ "4677735f03f5b6b6f2182f457a921855cadfb85b" ], "author": { "name": "Hugh Dickins", "email": "hugh@veritas.com", "time": "Thu Sep 11 10:57:55 2008 +0200" }, "committer": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Thu Oct 09 08:56:17 2008 +0200" }, "message": "block: adjust blkdev_issue_discard for swap\n\nTwo mods to blkdev_issue_discard(), thinking ahead to its use on swap:\n\n1. Add gfp_mask argument, so swap allocation can use it where GFP_KERNEL\n might deadlock but GFP_NOIO is safe.\n\n2. Enlarge nr_sects argument from unsigned to sector_t: unsigned long is\n enough to cover a whole swap area, but sector_t suits any partition.\n\nChange sb_issue_discard()\u0027s nr_blocks to sector_t too; but no need seen\nfor a gfp_mask there, just pass GFP_KERNEL down to blkdev_issue_discard().\n\nSigned-off-by: Hugh Dickins \u003chugh@veritas.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n" }, { "commit": "e17fc0a1ccf88f6d4dcb363729f3141b0958c325", "tree": "0a7c2dc1c3159c2af14d87c67ca83e158b2c78b5", "parents": [ "d30a2605be9d5132d95944916e8f578fcfe4f976" ], "author": { "name": "David Woodhouse", "email": "David.Woodhouse@intel.com", "time": "Sat Aug 09 16:42:20 2008 +0100" }, "committer": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Thu Oct 09 08:56:02 2008 +0200" }, "message": "Allow elevators to sort/merge discard requests\n\nBut blkdev_issue_discard() still emits requests which are interpreted as\nsoft barriers, because naïve callers might otherwise issue subsequent\nwrites to those same sectors, which might cross on the queue (if they\u0027re\nreallocated quickly enough).\n\nCallers still _can_ issue non-barrier discard requests, but they have to\ntake care of queue ordering for themselves.\n\nSigned-off-by: David Woodhouse \u003cDavid.Woodhouse@intel.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n" }, { "commit": "2ebca85abcfcbaaf1c0b242e39fc88ad3da90090", "tree": "a8fc6fbc0ba4a258b8252625158e1e30dd255fd5", "parents": [ "35ba8f7083e87602b695d6eaca38a6464d5b74db" ], "author": { "name": "OGAWA Hirofumi", "email": "hirofumi@mail.parknet.co.jp", "time": "Mon Aug 11 17:07:08 2008 +0100" }, "committer": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Thu Oct 09 08:56:02 2008 +0200" }, "message": "Use WRITE_BARRIER in blkdev_issue_flush(), not (1\u003c\u003cBIO_RW_BARRIER)\n\nBarriers should be submitted with the WRITE flag set.\n\nSigned-off-by: OGAWA Hirofumi \u003chirofumi@mail.parknet.co.jp\u003e\nSigned-off-by: David Woodhouse \u003cDavid.Woodhouse@intel.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n" }, { "commit": "fb2dce862d9f9a68e6b9374579056ec9eca02a63", "tree": "888e0fd7248c9329fa1aa3981043a2dc2457d488", "parents": [ "d628eaef310533767ce68664873869c2d7f78f09" ], "author": { "name": "David Woodhouse", "email": "David.Woodhouse@intel.com", "time": "Tue Aug 05 18:01:53 2008 +0100" }, "committer": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Thu Oct 09 08:56:01 2008 +0200" }, "message": "Add \u0027discard\u0027 request handling\n\nSome block devices benefit from a hint that they can forget the contents\nof certain sectors. Add basic support for this to the block core, along\nwith a \u0027blkdev_issue_discard()\u0027 helper function which issues such\nrequests.\n\nThe caller doesn\u0027t get to provide an end_io functio, since\nblkdev_issue_discard() will automatically split the request up into\nmultiple bios if appropriate. Neither does the function wait for\ncompletion -- it\u0027s expected that callers won\u0027t care about when, or even\n_if_, the request completes. It\u0027s only a hint to the device anyway. By\ndefinition, the file system doesn\u0027t _care_ about these sectors any more.\n\n[With feedback from OGAWA Hirofumi \u003chirofumi@mail.parknet.co.jp\u003e and\nJens Axboe \u003cjens.axboe@oracle.com]\n\nSigned-off-by: David Woodhouse \u003cDavid.Woodhouse@intel.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n" }, { "commit": "24c03d47d0481ed7b172b398f6c9b7ca1fafb9fa", "tree": "d24b94e09b12a2c16cc0cf49c273af846fcc6f13", "parents": [ "e37d05dad7ff9744efd8ea95a70d389e9a65a6fc" ], "author": { "name": "Harvey Harrison", "email": "harvey.harrison@gmail.com", "time": "Thu May 01 04:35:17 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu May 01 08:04:02 2008 -0700" }, "message": "block: remove remaining __FUNCTION__ occurrences\n\n__FUNCTION__ is gcc specific, use __func__\n\nSigned-off-by: Harvey Harrison \u003charvey.harrison@gmail.com\u003e\nCc: Jens Axboe \u003cjens.axboe@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": "2a4aa30c5f967eb6ae874c67fa6fceeee84815f9", "tree": "fddd67e3b3697874e2a19c0e8e194190957b0e1e", "parents": [ "992b5bceee447a32ef2d617730ae0d03c063eedd" ], "author": { "name": "FUJITA Tomonori", "email": "fujita.tomonori@lab.ntt.co.jp", "time": "Tue Apr 29 09:54:36 2008 +0200" }, "committer": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Tue Apr 29 14:48:55 2008 +0200" }, "message": "block: rename and export rq_init()\n\nThis rename rq_init() blk_rq_init() and export it. Any path that hands\nthe request to the block layer needs to call it to initialize the\nrequest.\n\nThis is a preparation for large command support, which needs to\ninitialize the request in a proper way (that is, just doing a memset()\nwill not work).\n\nSigned-off-by: FUJITA Tomonori \u003cfujita.tomonori@lab.ntt.co.jp\u003e\nCc: Jens Axboe \u003cjens.axboe@oracle.com\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n" }, { "commit": "6f6a036e6e061563efecb61505fc4cc3ca415f80", "tree": "6bbb13cb230ef0a5fd465f47970641febb7125ea", "parents": [ "72ed0bf60ade8d2cc1f58276cb16add0af2c3e25" ], "author": { "name": "Adrian Bunk", "email": "bunk@kernel.org", "time": "Tue Apr 29 09:49:06 2008 +0200" }, "committer": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Tue Apr 29 14:48:54 2008 +0200" }, "message": "block/blk-barrier.c:blk_ordered_cur_seq() mustn\u0027t be inline\n\nThis patch fixes the following build error with UML and gcc 4.3:\n\n\u003c-- snip --\u003e\n\n...\n CC block/blk-barrier.o\n/home/bunk/linux/kernel-2.6/git/linux-2.6/block/blk-barrier.c: In function ‘blk_do_ordered’:\n/home/bunk/linux/kernel-2.6/git/linux-2.6/block/blk-barrier.c:57: sorry, unimplemented: inlining failed in call to ‘blk_ordered_cur_seq’: function body not available\n/home/bunk/linux/kernel-2.6/git/linux-2.6/block/blk-barrier.c:252: sorry, unimplemented: called from here\n/home/bunk/linux/kernel-2.6/git/linux-2.6/block/blk-barrier.c:57: sorry, unimplemented: inlining failed in call to ‘blk_ordered_cur_seq’: function body not available\n/home/bunk/linux/kernel-2.6/git/linux-2.6/block/blk-barrier.c:253: sorry, unimplemented: called from here\nmake[2]: *** [block/blk-barrier.o] Error 1\n\n\u003c-- snip --\u003e\n\nSigned-off-by: Adrian Bunk \u003cbunk@kernel.org\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n" }, { "commit": "1afb20f30151dd4160877c827f5b7203f98627fb", "tree": "066e99694fbf0396ccd6b2a15e59747a81869f04", "parents": [ "c3270e577c18b3d0e984c3371493205a4807db9d" ], "author": { "name": "FUJITA Tomonori", "email": "fujita.tomonori@lab.ntt.co.jp", "time": "Fri Apr 25 12:26:28 2008 +0200" }, "committer": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Tue Apr 29 09:50:34 2008 +0200" }, "message": "block: make rq_init() do a full memset()\n\nThis requires moving rq_init() from get_request() to blk_alloc_request().\nThe upside is that we can now require an rq_init() from any path that\nwishes to hand the request to the block layer.\n\nrq_init() will be exported for the code that uses struct request\nwithout blk_get_request.\n\nThis is a preparation for large command support, which needs to\ninitialize struct request in a proper way (that is, just doing a\nmemset() will not work).\n\nSigned-off-by: FUJITA Tomonori \u003cfujita.tomonori@lab.ntt.co.jp\u003e\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n" }, { "commit": "cc66b4512cae8df4ed1635483210aabf7690ec27", "tree": "8f96be9db22c086efa3751c5c3a80f0ac6007c9f", "parents": [ "56d94a37f63ad1c9da3bc8e903f79d0ee1e80170" ], "author": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Tue Mar 04 11:47:46 2008 +0100" }, "committer": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Tue Mar 04 11:47:46 2008 +0100" }, "message": "block: fix blkdev_issue_flush() not detecting and passing EOPNOTSUPP back\n\nThis is important to eg dm, that tries to decide whether to stop using\nbarriers or not.\n\nTested as working by Anders Henke \u003canders.henke@1und1.de\u003e\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n" }, { "commit": "6728cb0e6343d4068ccec13f07212e6382d3ff33", "tree": "5a7826dc91cf2d9cf54e8c24b40aa3c4d892c797", "parents": [ "22b132102f1540dd40f3e41df88796829b685f1a" ], "author": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Thu Jan 31 13:03:55 2008 +0100" }, "committer": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Fri Feb 01 09:26:33 2008 +0100" }, "message": "block: make core bits checkpatch compliant\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n" }, { "commit": "86db1e29772372155db08ff48a9ceb76e11a2ad1", "tree": "312f38eb3245873c476c50f816b85610fef9615a", "parents": [ "8324aa91d1e11a1fc25f209687a0b2e6c2ed47d0" ], "author": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Tue Jan 29 14:53:40 2008 +0100" }, "committer": { "name": "Jens Axboe", "email": "jens.axboe@oracle.com", "time": "Tue Jan 29 21:55:08 2008 +0100" }, "message": "block: continue ll_rw_blk.c splitup\n\nAdds files for barrier handling, rq execution, io context handling,\nmapping data to requests, and queue settings.\n\nSigned-off-by: Jens Axboe \u003cjens.axboe@oracle.com\u003e\n" } ] }