)]}' { "log": [ { "commit": "1e8352784abaedb424e63fa700e93e6c1307785f", "tree": "eb7ba51fa40e209ed2a1636b3404cca58141bed1", "parents": [ "3a2d5b700132f35401f1d9e22fe3c2cab02c2549" ], "author": { "name": "Hugh Dickins", "email": "hugh@veritas.com", "time": "Sat Feb 23 19:40:17 2008 +0000" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Sat Feb 23 12:09:28 2008 -0800" }, "message": "percpu: fix DEBUG_PREEMPT per_cpu checking\n\n2.6.25-rc1 percpu changes broke CONFIG_DEBUG_PREEMPT\u0027s per_cpu checking\non several architectures. On s390, sparc64 and x86 it\u0027s been weakened to\nnot checking at all; whereas on powerpc64 it\u0027s become too strict, issuing\nwarnings from __raw_get_cpu_var in io_schedule and init_timer for example.\n\nFix this by weakening powerpc\u0027s __my_cpu_offset to use the non-checking\nlocal_paca instead of get_paca (which itself contains such a check);\nand strengthening the generic my_cpu_offset to go the old slow way via\nsmp_processor_id when CONFIG_DEBUG_PREEMPT (debug_smp_processor_id is\nwhere all the knowledge of what\u0027s correct when lives).\n\nSigned-off-by: Hugh Dickins \u003chugh@veritas.com\u003e\nReviewed-by: Mike Travis \u003ctravis@sgi.com\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "dd5af90a7f3d79e04b7eace9a98644dbf2038f4d", "tree": "22327ba385c830b7be391c76821dc5ec26863f2e", "parents": [ "3212bff370c2f22e4987c6679ba485654cefb178" ], "author": { "name": "Mike Travis", "email": "travis@sgi.com", "time": "Wed Jan 30 13:33:32 2008 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Jan 30 13:33:32 2008 +0100" }, "message": "x86/non-x86: percpu, node ids, apic ids x86.git fixup\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\n" }, { "commit": "acdac87202a408133ee8f7985076de9d2e0dc5ab", "tree": "55948448c7f179713fc8d1d1ae01ad53adec9c2b", "parents": [ "5280e004fc22314122c84978c0b6a741cf96dc0f" ], "author": { "name": "travis@sgi.com", "email": "travis@sgi.com", "time": "Wed Jan 30 13:32:52 2008 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Jan 30 13:32:52 2008 +0100" }, "message": "percpu: make the asm-generic/percpu.h more \"generic\"\n\n- add support for PER_CPU_ATTRIBUTES\n\n- fix generic smp percpu_modcopy to use per_cpu_offset() macro.\n\nAdd the ability to use generic/percpu even if the arch needs to override\nseveral aspects of its operations. This will enable the use of generic\npercpu.h for all arches.\n\nAn arch may define:\n\n__per_cpu_offset\tDo not use the generic pointer array. Arch must\n\t\t\tdefine per_cpu_offset(cpu) (used by x86_64, s390).\n\n__my_cpu_offset\t\tCan be defined to provide an optimized way to determine\n\t\t\tthe offset for variables of the currently executing\n\t\t\tprocessor. Used by ia64, x86_64, x86_32, sparc64, s/390.\n\nSHIFT_PTR(ptr, offset)\tIf an arch defines it then special handling\n\t\t\tof pointer arithmentic may be implemented. Used\n\t\t\tby s/390.\n\n(Some of these special percpu arch implementations may be later consolidated\nso that there are less cases to deal with.)\n\nCc: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nCc: Andi Kleen \u003cak@suse.de\u003e\nSigned-off-by: Christoph Lameter \u003cclameter@sgi.com\u003e\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "5280e004fc22314122c84978c0b6a741cf96dc0f", "tree": "008b96d81a924be764629f62f98fa5f7c9e04773", "parents": [ "b32ef636a59aad12f9f9b5dc34c93222842c58ba" ], "author": { "name": "travis@sgi.com", "email": "travis@sgi.com", "time": "Wed Jan 30 13:32:52 2008 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Jan 30 13:32:52 2008 +0100" }, "message": "percpu: move arch XX_PER_CPU_XX definitions into linux/percpu.h\n\n- Special consideration for IA64: Add the ability to specify\n arch specific per cpu flags\n\n- remove .data.percpu attribute from DEFINE_PER_CPU for non-smp case.\n\nThe arch definitions are all the same. So move them into linux/percpu.h.\n\nWe cannot move DECLARE_PER_CPU since some include files just include\nasm/percpu.h to avoid include recursion problems.\n\nCc: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nCc: Andi Kleen \u003cak@suse.de\u003e\nSigned-off-by: Christoph Lameter \u003cclameter@sgi.com\u003e\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "b32ef636a59aad12f9f9b5dc34c93222842c58ba", "tree": "6857cac9a741be756608793ab1b481bfa32d2c2e", "parents": [ "cf8fa920cb4271f17e0265c863d64bea1b31941a" ], "author": { "name": "travis@sgi.com", "email": "travis@sgi.com", "time": "Wed Jan 30 13:32:51 2008 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Jan 30 13:32:51 2008 +0100" }, "message": "percpu: use a kconfig variable to signal arch specific percpu setup\n\nThe use of the __GENERIC_PERCPU is a bit problematic since arches\nmay want to run their own percpu setup while using the generic\npercpu definitions. Replace it through a kconfig variable.\n\nCc: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nCc: Andi Kleen \u003cak@suse.de\u003e\nSigned-off-by: Christoph Lameter \u003cclameter@sgi.com\u003e\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\u003e\nSigned-off-by: Thomas Gleixner \u003ctglx@linutronix.de\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "5fb7dc37dc16fbc8b80d81318a582201ef7e280d", "tree": "4d6bb4441ece64380e7186ebadd35ad2f5486f9f", "parents": [ "3d7e33825d8799115dd2495c9944badd3272a623" ], "author": { "name": "Fenghua Yu", "email": "fenghua.yu@intel.com", "time": "Thu Jul 19 01:48:12 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Thu Jul 19 10:04:44 2007 -0700" }, "message": "define new percpu interface for shared data\n\nper cpu data section contains two types of data. One set which is\nexclusively accessed by the local cpu and the other set which is per cpu,\nbut also shared by remote cpus. In the current kernel, these two sets are\nnot clearely separated out. This can potentially cause the same data\ncacheline shared between the two sets of data, which will result in\nunnecessary bouncing of the cacheline between cpus.\n\nOne way to fix the problem is to cacheline align the remotely accessed per\ncpu data, both at the beginning and at the end. Because of the padding at\nboth ends, this will likely cause some memory wastage and also the\ninterface to achieve this is not clean.\n\nThis patch:\n\nMoves the remotely accessed per cpu data (which is currently marked\nas ____cacheline_aligned_in_smp) into a different section, where all the data\nelements are cacheline aligned. And as such, this differentiates the local\nonly data and remotely accessed data cleanly.\n\nSigned-off-by: Fenghua Yu \u003cfenghua.yu@intel.com\u003e\nAcked-by: Suresh Siddha \u003csuresh.b.siddha@intel.com\u003e\nCc: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nCc: Christoph Lameter \u003cclameter@sgi.com\u003e\nCc: \u003clinux-arch@vger.kernel.org\u003e\nCc: \"Luck, Tony\" \u003ctony.luck@intel.com\u003e\nCc: Andi Kleen \u003cak@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": "ae1ee11be77f51cedb6c569887dddc70c163ab6d", "tree": "e579a6a6d10c6835cab9af47a2795bf40f669da6", "parents": [ "8f9aeca7a081d81c4c9862be1e04f15b5ab5461f" ], "author": { "name": "Rusty Russell", "email": "rusty@rustcorp.com.au", "time": "Wed May 02 19:27:10 2007 +0200" }, "committer": { "name": "Andi Kleen", "email": "andi@basil.nowhere.org", "time": "Wed May 02 19:27:10 2007 +0200" }, "message": "[PATCH] i386: Use per-cpu variables for GDT, PDA\n\nAllocating PDA and GDT at boot is a pain. Using simple per-cpu variables adds\nhappiness (although we need the GDT page-aligned for Xen, which we do in a\nfollowup patch).\n\n[akpm@linux-foundation.org: build fix]\nSigned-off-by: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nSigned-off-by: Andi Kleen \u003cak@suse.de\u003e\nCc: Andi Kleen \u003cak@suse.de\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\n" }, { "commit": "a666ecfbf512dbd63a60f65d2ad6733a9a1b12ee", "tree": "670d0bd90f424101a8f05639ff517e464c4005c6", "parents": [ "dc366708b3b022050f139347a44c65a102e4835d" ], "author": { "name": "Jan Blunck", "email": "jblunck@suse.de", "time": "Fri Oct 06 00:43:58 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Fri Oct 06 08:53:41 2006 -0700" }, "message": "[PATCH] Fix typo in \"syntax error if percpu macros are incorrectly used\" patch\n\nTrivial typo fix in the \"syntax error if percpu macros are incorrectly\nused\" patch. I misspelled \"identifier\" in all places. D\u0027Oh!\n\nThanks to Dirk Mueller to point this out.\n\nSigned-off-by: Jan Blunck \u003cjblunck@suse.de\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "632bbfeee4f042c05bc65150b4433a297d3fe387", "tree": "ce67b5fa4bec38610fc0ecb9b20be6aa69763bb3", "parents": [ "0a2966b48fb784e437520e400ddc94874ddbd4e8" ], "author": { "name": "Jan Blunck", "email": "jblunck@suse.de", "time": "Mon Sep 25 23:30:53 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Tue Sep 26 08:48:44 2006 -0700" }, "message": "[PATCH] trigger a syntax error if percpu macros are incorrectly used\n\nget_cpu_var()/per_cpu()/__get_cpu_var() arguments must be simple\nidentifiers. Otherwise the arch dependent implementations might break.\n\nThis patch enforces the correct usage of the macros by producing a syntax\nerror if the variable is not a simple identifier.\n\nSigned-off-by: Jan Blunck \u003cjblunck@suse.de\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "a875a69f8b00a38b4f40d9632a4fc71a159f0e0d", "tree": "5c9296441514663354a4d70ab2320f7e185d7c10", "parents": [ "8d8fdf5c76816e5263073008f03f097ffc713db3" ], "author": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Mon Jul 03 00:24:26 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Mon Jul 03 15:27:00 2006 -0700" }, "message": "[PATCH] lockdep: add per_cpu_offset()\n\nAdd the per_cpu_offset() generic method. (used by the lock validator)\n\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\nSigned-off-by: Arjan van de Ven \u003carjan@linux.intel.com\u003e\nCc: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "bfe5d834195b3089b8846577311340376cc0f450", "tree": "52470de0fe87ff8372700e3472735cd5c14cee9d", "parents": [ "6ceab8a936c302c0cea2bfe55617c76e2f5746fa" ], "author": { "name": "Paul Mackerras", "email": "paulus@samba.org", "time": "Sun Jun 25 05:47:14 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Jun 25 10:01:01 2006 -0700" }, "message": "[PATCH] Define __raw_get_cpu_var and use it\n\nThere are several instances of per_cpu(foo, raw_smp_processor_id()), which\nis semantically equivalent to __get_cpu_var(foo) but without the warning\nthat smp_processor_id() can give if CONFIG_DEBUG_PREEMPT is enabled. For\nthose architectures with optimized per-cpu implementations, namely ia64,\npowerpc, s390, sparc64 and x86_64, per_cpu() turns into more and slower\ncode than __get_cpu_var(), so it would be preferable to use __get_cpu_var\non those platforms.\n\nThis defines a __raw_get_cpu_var(x) macro which turns into per_cpu(x,\nraw_smp_processor_id()) on architectures that use the generic per-cpu\nimplementation, and turns into __get_cpu_var(x) on the architectures that\nhave an optimized per-cpu implementation.\n\nSigned-off-by: Paul Mackerras \u003cpaulus@samba.org\u003e\nAcked-by: David S. Miller \u003cdavem@davemloft.net\u003e\nAcked-by: Ingo Molnar \u003cmingo@elte.hu\u003e\nAcked-by: Martin Schwidefsky \u003cschwidefsky@de.ibm.com\u003e\nCc: Rusty Russell \u003crusty@rustcorp.com.au\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": "394e3902c55e667945f6f1c2bdbc59842cce70f7", "tree": "f4bca0bdc0c291fda6f6949265aacec0669b9084", "parents": [ "63872f87a151413100678f110d1556026002809e" ], "author": { "name": "Andrew Morton", "email": "akpm@osdl.org", "time": "Thu Mar 23 03:01:05 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Thu Mar 23 07:38:17 2006 -0800" }, "message": "[PATCH] more for_each_cpu() conversions\n\nWhen we stop allocating percpu memory for not-possible CPUs we must not touch\nthe percpu data for not-possible CPUs at all. The correct way of doing this\nis to test cpu_possible() or to use for_each_cpu().\n\nThis patch is a kernel-wide sweep of all instances of NR_CPUS. I found very\nfew instances of this bug, if any. But the patch converts lots of open-coded\ntest to use the preferred helper macros.\n\nCc: Mikael Starvik \u003cstarvik@axis.com\u003e\nCc: David Howells \u003cdhowells@redhat.com\u003e\nAcked-by: Kyle McMartin \u003ckyle@parisc-linux.org\u003e\nCc: Anton Blanchard \u003canton@samba.org\u003e\nCc: Benjamin Herrenschmidt \u003cbenh@kernel.crashing.org\u003e\nCc: Paul Mackerras \u003cpaulus@samba.org\u003e\nCc: Martin Schwidefsky \u003cschwidefsky@de.ibm.com\u003e\nCc: Heiko Carstens \u003cheiko.carstens@de.ibm.com\u003e\nCc: Paul Mundt \u003clethal@linux-sh.org\u003e\nCc: \"David S. Miller\" \u003cdavem@davemloft.net\u003e\nCc: William Lee Irwin III \u003cwli@holomorphy.com\u003e\nCc: Andi Kleen \u003cak@muc.de\u003e\nCc: Christian Zankel \u003cchris@zankel.net\u003e\nCc: Philippe Elie \u003cphil.el@wanadoo.fr\u003e\nCc: Nathan Scott \u003cnathans@sgi.com\u003e\nCc: Jens Axboe \u003caxboe@suse.de\u003e\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": "11c80c8367db0a9d342529ed74464670cd86a1f6", "tree": "d4625a9565866dc6565972b069c57cdedb7e0f27", "parents": [ "c7ea4b31fd962b4baadb42c0b8d7c6851c584102" ], "author": { "name": "Jan Beulich", "email": "JBeulich@novell.com", "time": "Thu Jun 23 00:09:59 2005 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@ppc970.osdl.org", "time": "Thu Jun 23 09:45:28 2005 -0700" }, "message": "[PATCH] adjust per_cpu definition in non-SMP case\n\nFix (in the architectures I\u0027m actually building for) the UP definition of\nper_cpu so that the cpu specified may be any expression, not just an\nidentifier or a suffix expression.\n\nSigned-off-by: Jan Beulich \u003cjbeulich@novell.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" } ] }