)]}' { "log": [ { "commit": "3afc620229ccc8214ef96fd0e7db26d79f788167", "tree": "0e41242b3d13f071f5aec29d2da074a1067efa59", "parents": [ "988c388ad48f790253850e369dd3e6fdf44ef603" ], "author": { "name": "travis@sgi.com", "email": "travis@sgi.com", "time": "Wed Jan 30 23:27:58 2008 +0100" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Wed Jan 30 23:27:58 2008 +0100" }, "message": "SPARC64: use generic percpu\n\nSparc64 has a way of providing the base address for the per cpu area of the\ncurrently executing processor in a global register.\n\nSparc64 also provides a way to calculate the address of a per cpu area\nfrom a base address instead of performing an array lookup.\n\nCc: David Miller \u003cdavem@davemloft.net\u003e\nSigned-off-by: Mike Travis \u003ctravis@sgi.com\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": "195f7fd0a7e2b3179d52aa8ed6de3637203946c6", "tree": "7737c243489bed4bd23db45f3ced089ebf24a8ce", "parents": [ "848c4dd5153c7a0de55470ce99a8e13a63b4703f" ], "author": { "name": "David S. Miller", "email": "davem@sunset.davemloft.net", "time": "Sat Aug 18 00:07:40 2007 -0700" }, "committer": { "name": "David S. Miller", "email": "davem@sunset.davemloft.net", "time": "Mon Aug 20 23:40:00 2007 -0700" }, "message": "[SPARC64]: Need to clobber global reg vars in switch_to().\n\nOtherwise the compiler can\u0027t see the things like the\nper-cpu area base register are changing.\n\nSigned-off-by: David S. Miller \u003cdavem@davemloft.net\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": "5cbc30737398b49f62ae8603129ce43ac7db1a41", "tree": "45d01a686865e6fd9c32b670f77af1e37db03008", "parents": [ "e01c0d6d8cf29c1c11725837b265598cab687952" ], "author": { "name": "David S. Miller", "email": "davem@sunset.davemloft.net", "time": "Fri May 25 15:49:59 2007 -0700" }, "committer": { "name": "David S. Miller", "email": "davem@sunset.davemloft.net", "time": "Tue May 29 02:49:41 2007 -0700" }, "message": "[SPARC64]: Use machine description and OBP properly for cpu probing.\n\nSigned-off-by: David S. Miller \u003cdavem@davemloft.net\u003e\n" }, { "commit": "b00742d399513a4100c24cc2accefdc1bb1e0b15", "tree": "57551a08eb218ed4aadb0a90806f33826df27f8a", "parents": [ "bbba11c35baaad3f70f32e185a2c1d40d7901fe9" ], "author": { "name": "Jeremy Fitzhardinge", "email": "jeremy@goop.org", "time": "Wed May 02 19:27:11 2007 +0200" }, "committer": { "name": "Andi Kleen", "email": "andi@basil.nowhere.org", "time": "Wed May 02 19:27:11 2007 +0200" }, "message": "[PATCH] x86-64: Account for module percpu space separately from kernel percpu\n\nRather than using a single constant PERCPU_ENOUGH_ROOM, compute it as\nthe sum of kernel_percpu + PERCPU_MODULE_RESERVE. This is now common\nto all architectures; if an architecture wants to set\nPERCPU_ENOUGH_ROOM to something special, then it may do so (ia64 is\nthe only one which does).\n\nSigned-off-by: Jeremy Fitzhardinge \u003cjeremy@xensource.com\u003e\nSigned-off-by: Andi Kleen \u003cak@suse.de\u003e\nCc: Rusty Russell \u003crusty@rustcorp.com.au\u003e\nCc: Eric W. Biederman \u003cebiederm@xmission.com\u003e\nCc: Andi Kleen \u003cak@suse.de\u003e\n" }, { "commit": "5a089006bf8b59f6610de11a857854d8f8730658", "tree": "24c0aeec426d6baa9cbfc2433c77e9892aacec55", "parents": [ "9bc83dcff8fab1f22048c8f82deb3198ec44d53f" ], "author": { "name": "David S. Miller", "email": "davem@sunset.davemloft.net", "time": "Thu Dec 14 23:40:57 2006 -0800" }, "committer": { "name": "David S. Miller", "email": "davem@sunset.davemloft.net", "time": "Sun Dec 17 14:06:59 2006 -0800" }, "message": "[SPARC64]: Mirror x86_64\u0027s PERCPU_ENOUGH_ROOM definition.\n\nSigned-off-by: David S. Miller \u003cdavem@davemloft.net\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": "a283a52520569195c2d26d75455cddab758f530b", "tree": "3ea10360b06dad909dc5b9e48b7236bcf23f3fab", "parents": [ "fff8efe7b71efd88829782be64dc42c25c70ad53" ], "author": { "name": "KAMEZAWA Hiroyuki", "email": "kamezawa.hiroyu@jp.fujitsu.com", "time": "Mon Apr 10 22:52:52 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Tue Apr 11 06:18:31 2006 -0700" }, "message": "[PATCH] for_each_possible_cpu: sparc64\n\nfor_each_cpu() actually iterates across all possible CPUs. We\u0027ve had mistakes\nin the past where people were using for_each_cpu() where they should have been\niterating across only online or present CPUs. This is inefficient and\npossibly buggy.\n\nWe\u0027re renaming for_each_cpu() to for_each_possible_cpu() to avoid this in the\nfuture.\n\nThis patch replaces for_each_cpu with for_each_possible_cpu.\nfor sparc64.\n\nSigned-off-by: KAMEZAWA Hiroyuki \u003ckamezawa.hiroyu@jp.fujitsu.com\u003e\nAcked-by: \"David S. Miller\" \u003cdavem@davemloft.net\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": "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" } ] }