)]}' { "log": [ { "commit": "a29b0b74e73b66674d20a170e463fe9032f2272a", "tree": "4fe1000e079fe22496e933b5f2a0933177b08589", "parents": [ "ec572e3f87c02a6dd5be25841dc482a52356947f" ], "author": { "name": "Andrew Morton", "email": "akpm@osdl.org", "time": "Wed Jul 12 09:03:08 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed Jul 12 12:52:55 2006 -0700" }, "message": "[PATCH] alloc_fdtable() expansion fix\n\nWe\u0027re supposed to go the next power of two if nfds\u003d\u003dnr.\n\nOf `nr\u0027, not of `nfsd\u0027.\n\nSpotted by Rene Scharfe \u003crene.scharfe@lsrfire.ath.cx\u003e\n\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "d579091b4385e9386e244622d593fe064aa8e8e7", "tree": "b1fc0f3fef38d7580dc6bdf3b1842534126deda6", "parents": [ "abf75a5033d4da7b8a7e92321d74021d1fcfb502" ], "author": { "name": "Kirill Korotaev", "email": "dev@openvz.org", "time": "Wed Jul 12 09:03:05 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed Jul 12 12:52:54 2006 -0700" }, "message": "[PATCH] fix fdset leakage\n\nWhen found, it is obvious. nfds calculated when allocating fdsets is\nrewritten by calculation of size of fdtable, and when we are unlucky, we\ntry to free fdsets of wrong size.\n\nFound due to OpenVZ resource management (User Beancounters).\n\nSigned-off-by: Alexey Kuznetsov \u003ckuznet@ms2.inr.ac.ru\u003e\nSigned-off-by: Kirill Korotaev \u003cdev@openvz.org\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": "92eb7a2f28d551acedeb5752263267a64b1f5ddf", "tree": "e77b0dee5598df8f44a6f57783a3344e2e4e98c1", "parents": [ "38e0e8c0550eaed1af48ec5ad9ddb8a25e8b04ae" ], "author": { "name": "Andrew Morton", "email": "akpm@osdl.org", "time": "Mon Jul 10 04:45:31 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Mon Jul 10 13:24:25 2006 -0700" }, "message": "[PATCH] fix weird logic in alloc_fdtable()\n\nThere\u0027s a fairly obvious infinite loop in there.\n\nAlso, use roundup_pow_of_two() rather than open-coding stuff.\n\nCc: Eric Dumazet \u003cdada1@cosmosbay.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "0a945022778f100115d0cb6234eb28fc1b15ccaf", "tree": "85df4b5f7dd8bf59557091379c59b23b09115bf6", "parents": [ "631d6747e1d877a4baa924cb373b8b9511a53e5e" ], "author": { "name": "KAMEZAWA Hiroyuki", "email": "kamezawa.hiroyu@jp.fujitsu.com", "time": "Tue Mar 28 01:56:37 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Tue Mar 28 09:16:05 2006 -0800" }, "message": "[PATCH] for_each_possible_cpu: fixes for generic part\n\nreplaces for_each_cpu with for_each_possible_cpu().\n\nSigned-off-by: KAMEZAWA Hiroyuki \u003ckamezawa.hiroyu@jp.fujitsu.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "0c9e63fd38a2fb2181668a0cdd622a3c23cfd567", "tree": "8fdb91603347b1da2e83a095ebcaab44b2c3c237", "parents": [ "d8733c2956968a01394a4d2a9e97a8b431a78776" ], "author": { "name": "Eric Dumazet", "email": "dada1@cosmosbay.com", "time": "Thu Mar 23 03:00:12 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Thu Mar 23 07:38:09 2006 -0800" }, "message": "[PATCH] Shrinks sizeof(files_struct) and better layout\n\n1) Reduce the size of (struct fdtable) to exactly 64 bytes on 32bits\n platforms, lowering kmalloc() allocated space by 50%.\n\n2) Reduce the size of (files_struct), using a special 32 bits (or\n 64bits) embedded_fd_set, instead of a 1024 bits fd_set for the\n close_on_exec_init and open_fds_init fields. This save some ram (248\n bytes per task) as most tasks dont open more than 32 files. D-Cache\n footprint for such tasks is also reduced to the minimum.\n\n3) Reduce size of allocated fdset. Currently two full pages are\n allocated, that is 32768 bits on x86 for example, and way too much. The\n minimum is now L1_CACHE_BYTES.\n\nUP and SMP should benefit from this patch, because most tasks will touch\nonly one cache line when open()/close() stdin/stdout/stderr (0/1/2),\n(next_fd, close_on_exec_init, open_fds_init, fd_array[0 .. 2] being in the\nsame cache line)\n\nSigned-off-by: Eric Dumazet \u003cdada1@cosmosbay.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "88a2a4ac6b671a4b0dd5d2d762418904c05f4104", "tree": "8c30052a0d7fadec37c785a42a71b28d0a9c5fcf", "parents": [ "cef5076987dd545ac74f4efcf1c962be8eac34b0" ], "author": { "name": "Eric Dumazet", "email": "dada1@cosmosbay.com", "time": "Sat Feb 04 23:27:36 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Feb 05 11:06:51 2006 -0800" }, "message": "[PATCH] percpu data: only iterate over possible CPUs\n\npercpu_data blindly allocates bootmem memory to store NR_CPUS instances of\ncpudata, instead of allocating memory only for possible cpus.\n\nAs a preparation for changing that, we need to convert various 0 -\u003e NR_CPUS\nloops to use for_each_cpu().\n\n(The above only applies to users of asm-generic/percpu.h. powerpc has gone it\nalone and is presently only allocating memory for present CPUs, so it\u0027s\ncurrently corrupting memory).\n\nSigned-off-by: Eric Dumazet \u003cdada1@cosmosbay.com\u003e\nCc: \"David S. Miller\" \u003cdavem@davemloft.net\u003e\nCc: James Bottomley \u003cJames.Bottomley@steeleye.com\u003e\nAcked-by: Ingo Molnar \u003cmingo@elte.hu\u003e\nCc: Jens Axboe \u003caxboe@suse.de\u003e\nCc: Anton Blanchard \u003canton@samba.org\u003e\nAcked-by: William Irwin \u003cwli@holomorphy.com\u003e\nCc: Andi Kleen \u003cak@muc.de\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "0b175a7e68c2f51555820efb0a01681e3419c1bc", "tree": "6dc0dd21b9aaad86f6a94c594c7705ee5441c5aa", "parents": [ "c7e43c78ae4d8630c418ce3495787b995e61a580" ], "author": { "name": "Dipankar Sarma", "email": "dipankar@in.ibm.com", "time": "Thu Sep 15 00:48:42 2005 +0530" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed Sep 14 12:38:26 2005 -0700" }, "message": "[PATCH] Fix the fdtable freeing in the case of vmalloced fdset/arrays\n\nNoted by David Miller:\n\n \"The bug is that free_fd_array() takes a \"num\" argument, but when\n calling it from __free_fdtable() we\u0027re instead passing in the size in\n bytes (ie. \"num * sizeof(struct file *)\").\"\n\nYes it is a bug. I think I messed it up while merging newer\nchanges with an older version where I was using size in bytes\nto optimize.\n\nSigned-off-by: Dipankar Sarma \u003cdipankar@in.ibm.com\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "ab2af1f5005069321c5d130f09cce577b03f43ef", "tree": "73a70ba486f522cd9eeeef376ede2b5a1c1b473b", "parents": [ "6e72ad2c581de121cc7e772469e2a8f6b1fd4379" ], "author": { "name": "Dipankar Sarma", "email": "dipankar@in.ibm.com", "time": "Fri Sep 09 13:04:13 2005 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Fri Sep 09 13:57:55 2005 -0700" }, "message": "[PATCH] files: files struct with RCU\n\nPatch to eliminate struct files_struct.file_lock spinlock on the reader side\nand use rcu refcounting rcuref_xxx api for the f_count refcounter. The\nupdates to the fdtable are done by allocating a new fdtable structure and\nsetting files-\u003efdt to point to the new structure. The fdtable structure is\nprotected by RCU thereby allowing lock-free lookup. For fd arrays/sets that\nare vmalloced, we use keventd to free them since RCU callbacks can\u0027t sleep. A\nglobal list of fdtable to be freed is not scalable, so we use a per-cpu list.\nIf keventd is already handling the current cpu\u0027s work, we use a timer to defer\nqueueing of that work.\n\nSince the last publication, this patch has been re-written to avoid using\nexplicit memory barriers and use rcu_assign_pointer(), rcu_dereference()\npremitives instead. This required that the fd information is kept in a\nseparate structure (fdtable) and updated atomically.\n\nSigned-off-by: Dipankar Sarma \u003cdipankar@in.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "badf16621c1f9d1ac753be056fce11b43d6e0be5", "tree": "3fdf833fdf2e3d3a439090743539680449ec3428", "parents": [ "c0dfb2905126e9e94edebbce8d3e05001301f52d" ], "author": { "name": "Dipankar Sarma", "email": "dipankar@in.ibm.com", "time": "Fri Sep 09 13:04:10 2005 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Fri Sep 09 13:57:55 2005 -0700" }, "message": "[PATCH] files: break up files struct\n\nIn order for the RCU to work, the file table array, sets and their sizes must\nbe updated atomically. Instead of ensuring this through too many memory\nbarriers, we put the arrays and their sizes in a separate structure. This\npatch takes the first step of putting the file table elements in a separate\nstructure fdtable that is embedded withing files_struct. It also changes all\nthe users to refer to the file table using files_fdtable() macro. Subsequent\napplciation of RCU becomes easier after this.\n\nSigned-off-by: Dipankar Sarma \u003cdipankar@in.ibm.com\u003e\nSigned-Off-By: David Howells \u003cdhowells@redhat.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "tree": "0bba044c4ce775e45a88a51686b5d9f90697ea9d", "parents": [], "author": { "name": "Linus Torvalds", "email": "torvalds@ppc970.osdl.org", "time": "Sat Apr 16 15:20:36 2005 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@ppc970.osdl.org", "time": "Sat Apr 16 15:20:36 2005 -0700" }, "message": "Linux-2.6.12-rc2\n\nInitial git repository build. I\u0027m not bothering with the full history,\neven though we have it. We can create a separate \"historical\" git\narchive of that later if we want to, and in the meantime it\u0027s about\n3.2GB when imported into git - space that would just make the early\ngit days unnecessarily complicated, when we don\u0027t have a lot of good\ninfrastructure for it.\n\nLet it rip!\n" } ] }