)]}' { "log": [ { "commit": "c2fdf3a9b2d52842808a8e551b53b55dd9b45030", "tree": "71affdf51cbf97147ebf3bf41814027c7b63b72a", "parents": [ "704503d836042d4a4c7685b7036e7de0418fbc0f" ], "author": { "name": "Anton Blanchard", "email": "anton@samba.org", "time": "Tue Mar 31 15:23:19 2009 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Wed Apr 01 08:59:14 2009 -0700" }, "message": "mm: enable hashdist by default on 64bit NUMA\n\nOn PowerPC we allocate large boot time hashes on node 0. This leads to an\nimbalance in the free memory, for example on a 64GB box (4 x 16GB nodes):\n\nFree memory:\nNode 0: 97.03%\nNode 1: 98.54%\nNode 2: 98.42%\nNode 3: 98.53%\n\nIf we switch to using vmalloc (like ia64 and x86-64) things are more\nbalanced:\n\nFree memory:\nNode 0: 97.53%\nNode 1: 98.35%\nNode 2: 98.33%\nNode 3: 98.33%\n\nFor many HPC applications we are limited by the free available memory on\nthe smallest node, so even though the same amount of memory is used the\nbetter balancing helps.\n\nSince all 64bit NUMA capable architectures should have sufficient vmalloc\nspace, it makes sense to enable it via CONFIG_64BIT.\n\nSigned-off-by: Anton Blanchard \u003canton@samba.org\u003e\nAcked-by: David S. Miller \u003cdavem@davemloft.net\u003e\nAcked-by: Benjamin Herrenschmidt \u003cbenh@kernel.crashing.org\u003e\nAcked-by: Ralf Baechle \u003cralf@linux-mips.org\u003e\nCc: Heiko Carstens \u003cheiko.carstens@de.ibm.com\u003e\nCc: Martin Schwidefsky \u003cschwidefsky@de.ibm.com\u003e\nCc: Ivan Kokshaysky \u003cink@jurassic.park.msu.ru\u003e\nCc: Richard Henderson \u003crth@twiddle.net\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "2d0aae41695257603fc281b519677131ab5a752b", "tree": "fb53f1d26660969604ad4dba6c1868934b21937d", "parents": [ "c132937556f56ee4b831ef4b23f1846e05fde102" ], "author": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Tue Feb 24 11:57:21 2009 +0900" }, "committer": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Tue Feb 24 11:57:21 2009 +0900" }, "message": "bootmem: reorder interface functions and add a missing one\n\nImpact: cleanup and addition of missing interface wrapper\n\nThe interface functions in bootmem.h was ordered in not so orderly\nmanner. Reorder them such that\n\n* functions allocating the same area group together -\n ie. alloc_bootmem group and alloc_bootmem_low group.\n\n* functions w/o node parameter come before the ones w/ node parameter.\n\n* nopanic variants are immediately below their panicky counterparts.\n\nWhile at it, add alloc_bootmem_pages_node_nopanic() which was missing.\n\nSigned-off-by: Tejun Heo \u003ctj@kernel.org\u003e\nCc: Johannes Weiner \u003channes@saeurebad.de\u003e\n" }, { "commit": "c132937556f56ee4b831ef4b23f1846e05fde102", "tree": "0f93037ff2ebbdc321ebd0bbfc4752823c8d6a0e", "parents": [ "cb83b42e23bd6c4bf91793a320fbe83787c13596" ], "author": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Tue Feb 24 11:57:20 2009 +0900" }, "committer": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Tue Feb 24 11:57:20 2009 +0900" }, "message": "bootmem: clean up arch-specific bootmem wrapping\n\nImpact: cleaner and consistent bootmem wrapping\n\nBy setting CONFIG_HAVE_ARCH_BOOTMEM_NODE, archs can define\narch-specific wrappers for bootmem allocation. However, this is done\na bit strangely in that only the high level convenience macros can be\nchanged while lower level, but still exported, interface functions\ncan\u0027t be wrapped. This not only is messy but also leads to strange\nsituation where alloc_bootmem() does what the arch wants it to do but\nthe equivalent __alloc_bootmem() call doesn\u0027t although they should be\nable to be used interchangeably.\n\nThis patch updates bootmem such that archs can override / wrap the\nbackend function - alloc_bootmem_core() instead of the highlevel\ninterface functions to allow simpler and consistent wrapping. Also,\nHAVE_ARCH_BOOTMEM_NODE is renamed to HAVE_ARCH_BOOTMEM.\n\nSigned-off-by: Tejun Heo \u003ctj@kernel.org\u003e\nCc: Johannes Weiner \u003channes@saeurebad.de\u003e\n" }, { "commit": "74768ed833344bb0f82b97cee46320a3d7f09ecd", "tree": "eee3404d1dd51eb184eab88e12dbc774dc693522", "parents": [ "866c36637f79506b283a6872a7c313b5ef499985" ], "author": { "name": "Jan Beulich", "email": "jbeulich@novell.com", "time": "Tue Aug 12 15:08:39 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Tue Aug 12 16:07:27 2008 -0700" }, "message": "page allocator: use no-panic variant of alloc_bootmem() in alloc_large_system_hash()\n\n.. since a failed allocation is being (initially) handled gracefully, and\npanic()-ed upon failure explicitly in the function if retries with smaller\nsizes failed.\n\nSigned-off-by: Jan Beulich \u003cjbeulich@novell.com\u003e\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "c6af5e9f8a57467df2e55e428316a43480174521", "tree": "374f2a3372fb21a030384a50ad82149f7a62680b", "parents": [ "9b81361631bbb1d85c99ddec677d42afe516737b" ], "author": { "name": "Johannes Weiner", "email": "hannes@saeurebad.de", "time": "Fri Jul 25 15:48:04 2008 +0200" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Fri Jul 25 11:36:44 2008 -0700" }, "message": "bootmem: Move node allocation macros back to !HAVE_ARCH_BOOTMEM_NODE\n\nThese got unintentionally moved, put them back as x86 provides its own\nversions.\n\nSigned-off-by: Johannes Weiner \u003channes@saeurebad.de\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "3560e249abda6bee41a07a7bf0383a6e193e2839", "tree": "a5770b74f13dca64e34cd5a1e3182e4e1f98a9ca", "parents": [ "75a56cfe9fdb064d1db1cfbc564315fddb756fb1" ], "author": { "name": "Johannes Weiner", "email": "hannes@saeurebad.de", "time": "Wed Jul 23 21:28:09 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Jul 24 10:47:20 2008 -0700" }, "message": "bootmem: replace node_boot_start in struct bootmem_data\n\nAlmost all users of this field need a PFN instead of a physical address,\nso replace node_boot_start with node_min_pfn.\n\n[Lee.Schermerhorn@hp.com: fix spurious BUG_ON() in mark_bootmem()]\nSigned-off-by: Johannes Weiner \u003channes@saeureba.de\u003e\nCc: \u003clinux-arch@vger.kernel.org\u003e\nSigned-off-by: Lee Schermerhorn \u003clee.schermerhorn@hp.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "5f2809e69c7128f86316048221cf45146f69a4a0", "tree": "3c958e4f2c563a0d59f577bf239fe103057d6730", "parents": [ "41546c17418fba08ece978bad72a33072715b8f3" ], "author": { "name": "Johannes Weiner", "email": "hannes@saeurebad.de", "time": "Wed Jul 23 21:28:05 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Jul 24 10:47:20 2008 -0700" }, "message": "bootmem: clean up alloc_bootmem_core\n\nalloc_bootmem_core has become quite nasty to read over time. This is a\nclean rewrite that keeps the semantics.\n\nbdata-\u003elast_pos has been dropped.\n\nbdata-\u003elast_success has been renamed to hint_idx and it is now an index\nrelative to the node\u0027s range. Since further block searching might start\nat this index, it is now set to the end of a succeeded allocation rather\nthan its beginning.\n\nbdata-\u003elast_offset has been renamed to last_end_off to be more clear that\nit represents the ending address of the last allocation relative to the\nnode.\n\n[y-goto@jp.fujitsu.com: fix new alloc_bootmem_core()]\nSigned-off-by: Johannes Weiner \u003channes@saeurebad.de\u003e\nSigned-off-by: Yasunori Goto \u003cy-goto@jp.fujitsu.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "223e8dc9249c9e15f6c8b638d73fcad78ccb0a88", "tree": "dff068c99609163c1632926c7f321279d8f945d8", "parents": [ "7251ff78b94c2a68d267623d09b32672b20662c1" ], "author": { "name": "Johannes Weiner", "email": "hannes@saeurebad.de", "time": "Wed Jul 23 21:28:00 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Jul 24 10:47:19 2008 -0700" }, "message": "bootmem: reorder code to match new bootmem structure\n\nThis only reorders functions so that further patches will be easier to\nread. No code changed.\n\nSigned-off-by: Johannes Weiner \u003channes@saeurebad.de\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "b54bbf7b81170f03597c17dd0b559e3006bc9868", "tree": "abc6b326e293d3a685d943956d32ab4038a90e1f", "parents": [ "5ced66c901f1cf0b684feb15c2cd8b126e263d07" ], "author": { "name": "Andi Kleen", "email": "ak@suse.de", "time": "Wed Jul 23 21:27:45 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Jul 24 10:47:17 2008 -0700" }, "message": "mm: introduce non panic alloc_bootmem\n\nStraight forward variant of the existing __alloc_bootmem_node, only\nsubsequent patch when allocating giant hugepages at boot -- don\u0027t want to\npanic if we can\u0027t allocate as many as the user asked for.\n\nSigned-off-by: Andi Kleen \u003cak@suse.de\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": "ffc6421f0720f433b5b35b89ff56e998eabff93b", "tree": "171f85b314b062eae1ad5b36e4f64dddc511aa11", "parents": [ "8ae04463077324ed9f6b04ab3a5b17ae1ee4dd35" ], "author": { "name": "Johannes Weiner", "email": "hannes@saeurebad.de", "time": "Wed Jul 23 21:26:59 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Jul 24 10:47:14 2008 -0700" }, "message": "mm: unexport __alloc_bootmem_core()\n\nThis function has no external callers, so unexport it. Also fix its naming\ninconsistency.\n\nSigned-off-by: Johannes Weiner \u003channes@saeurebad.de\u003e\nCc: Ingo Molnar \u003cmingo@elte.hu\u003e\nCc: Yinghai Lu \u003cyhlu.kernel@gmail.com\u003e\nCc: Christoph Lameter \u003ccl@linux-foundation.org\u003e\nCc: Mel Gorman \u003cmel@csn.ul.ie\u003e\nCc: Andy Whitcroft \u003capw@shadowen.org\u003e\nCc: Mel Gorman \u003cmel@csn.ul.ie\u003e\nCc: Andy Whitcroft \u003capw@shadowen.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "b61bfa3c462671c48a51fb5c31af337c5a996a04", "tree": "020363fd43a85ddde9998759150b428ee794dae6", "parents": [ "8b05c7e6e159d2f33c9275281b8b909a89eb7c5d" ], "author": { "name": "Johannes Weiner", "email": "hannes@saeurebad.de", "time": "Wed Jul 23 21:26:55 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Thu Jul 24 10:47:14 2008 -0700" }, "message": "mm: move bootmem descriptors definition to a single place\n\nThere are a lot of places that define either a single bootmem descriptor or an\narray of them. Use only one central array with MAX_NUMNODES items instead.\n\nSigned-off-by: Johannes Weiner \u003channes@saeurebad.de\u003e\nAcked-by: Ralf Baechle \u003cralf@linux-mips.org\u003e\nCc: Ingo Molnar \u003cmingo@elte.hu\u003e\nCc: Richard Henderson \u003crth@twiddle.net\u003e\nCc: Russell King \u003crmk@arm.linux.org.uk\u003e\nCc: Tony Luck \u003ctony.luck@intel.com\u003e\nCc: Hirokazu Takata \u003ctakata@linux-m32r.org\u003e\nCc: Geert Uytterhoeven \u003cgeert@linux-m68k.org\u003e\nCc: Kyle McMartin \u003ckyle@parisc-linux.org\u003e\nCc: Paul Mackerras \u003cpaulus@samba.org\u003e\nCc: Paul Mundt \u003clethal@linux-sh.org\u003e\nCc: David S. Miller \u003cdavem@davemloft.net\u003e\nCc: Yinghai Lu \u003cyhlu.kernel@gmail.com\u003e\nCc: Christoph Lameter \u003ccl@linux-foundation.org\u003e\nCc: Mel Gorman \u003cmel@csn.ul.ie\u003e\nCc: Andy Whitcroft \u003capw@shadowen.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "d2dbf343329dc777d77488743465f7be4245971d", "tree": "6c52b30af5ed0d22edcd6f7c514ee922dc30ff84", "parents": [ "b1f006b65c12b85df81f12c1073ad18fd26f4a16" ], "author": { "name": "Yinghai Lu", "email": "yhlu.kernel@gmail.com", "time": "Fri Jun 13 02:00:56 2008 -0700" }, "committer": { "name": "Ingo Molnar", "email": "mingo@elte.hu", "time": "Tue Jul 08 10:36:17 2008 +0200" }, "message": "x86: clean up reserve_bootmem_generic() and port it to 32-bit\n\n1. add reserve_bootmem_generic for 32bit\n2. change len to unsigned long\n3. make early_res_to_bootmem to use it\n\nSigned-off-by: Yinghai Lu \u003cyhlu.kernel@gmail.com\u003e\nSigned-off-by: Ingo Molnar \u003cmingo@elte.hu\u003e\n" }, { "commit": "71c2742f5e6348d76ee62085cf0a13e5eff0f00e", "tree": "44020f575319903e3ef18665baec360b6ea1c98d", "parents": [ "a19214430d27a3af6f1672ec26f3c893ef899ede" ], "author": { "name": "Bernhard Walle", "email": "bwalle@suse.de", "time": "Sat Jun 21 19:01:02 2008 +0200" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Sat Jun 21 11:25:10 2008 -0700" }, "message": "Add return value to reserve_bootmem_node()\n\nThis patch changes the function reserve_bootmem_node() from void to int,\nreturning -ENOMEM if the allocation fails.\n\nThis fixes a build problem on x86 with CONFIG_KEXEC\u003dy and\nCONFIG_NEED_MULTIPLE_NODES\u003dy\n\nSigned-off-by: Bernhard Walle \u003cbwalle@suse.de\u003e\nReported-by: Adrian Bunk \u003cbunk@kernel.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "e70260aabea3af2a84b951e75166dcebe689b88e", "tree": "196dc5f2804f9f5496f51954330a036e3a2762d8", "parents": [ "9d99217a02a06a7cc83f065b73e976970970c58c" ], "author": { "name": "Yasunori Goto", "email": "y-goto@jp.fujitsu.com", "time": "Mon Apr 28 02:13:32 2008 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@linux-foundation.org", "time": "Mon Apr 28 08:58:25 2008 -0700" }, "message": "memory hotplug: make alloc_bootmem_section()\n\nalloc_bootmem_section() can allocate specified section\u0027s area. This is used\nfor usemap to keep same section with pgdat by later patch.\n\nSigned-off-by: Yasunori Goto \u003cy-goto@jp.fujitsu.com\u003e\nCc: Badari Pulavarty \u003cpbadari@us.ibm.com\u003e\nCc: Yinghai Lu \u003cyhlu.kernel@gmail.com\u003e\nCc: Yasunori Goto \u003cy-goto@jp.fujitsu.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "72a7fe3967dbf86cb34e24fbf1d957fe24d2f246", "tree": "c19f7d0b530577359840e959cce204939caf0649", "parents": [ "25fad945a7f7ff2cf06e437381c6a1121784dbd9" ], "author": { "name": "Bernhard Walle", "email": "bwalle@suse.de", "time": "Thu Feb 07 00:15:17 2008 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Thu Feb 07 08:42:25 2008 -0800" }, "message": "Introduce flags for reserve_bootmem()\n\nThis patchset adds a flags variable to reserve_bootmem() and uses the\nBOOTMEM_EXCLUSIVE flag in crashkernel reservation code to detect collisions\nbetween crashkernel area and already used memory.\n\nThis patch:\n\nChange the reserve_bootmem() function to accept a new flag BOOTMEM_EXCLUSIVE.\nIf that flag is set, the function returns with -EBUSY if the memory already\nhas been reserved in the past. This is to avoid conflicts.\n\nBecause that code runs before SMP initialisation, there\u0027s no race condition\ninside reserve_bootmem_core().\n\n[akpm@linux-foundation.org: coding-style fixes]\n[akpm@linux-foundation.org: fix powerpc build]\nSigned-off-by: Bernhard Walle \u003cbwalle@suse.de\u003e\nCc: \u003clinux-arch@vger.kernel.org\u003e\nCc: \"Eric W. Biederman\" \u003cebiederm@xmission.com\u003e\nCc: Vivek Goyal \u003cvgoyal@in.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": "6a22c57b8d2a62dea7280a6b2ac807a539ef0716", "tree": "8a1da0c5de1fa8c895bd1ac052e99042afa9a454", "parents": [ "3529a233421fc43fa7bfdf7a4317daf28348a23d" ], "author": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Mon Oct 29 11:36:04 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Mon Oct 29 14:05:37 2007 -0700" }, "message": "Revert \"x86_64: allocate sparsemem memmap above 4G\"\n\nThis reverts commit 2e1c49db4c640b35df13889b86b9d62215ade4b6.\n\nFirst off, testing in Fedora has shown it to cause boot failures,\nbisected down by Martin Ebourne, and reported by Dave Jobes. So the\ncommit will likely be reverted in the 2.6.23 stable kernels.\n\nSecondly, in the 2.6.24 model, x86-64 has now grown support for\nSPARSEMEM_VMEMMAP, which disables the relevant code anyway, so while the\nbug is not visible any more, it\u0027s become invisible due to the code just\nbeing irrelevant and no longer enabled on the only architecture that\nthis ever affected.\n\nReported-by: Dave Jones \u003cdavej@redhat.com\u003e\nTested-by: Martin Ebourne \u003cfedora@ebourne.me.uk\u003e\nCc: Zou Nan hai \u003cnanhai.zou@intel.com\u003e\nCc: Suresh Siddha \u003csuresh.b.siddha@intel.com\u003e\nCc: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nAcked-by: Andy Whitcroft \u003capw@shadowen.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "2e1c49db4c640b35df13889b86b9d62215ade4b6", "tree": "8b886843a57f5ff683700a9f623294e3f24d07ef", "parents": [ "fa0aa866c82e441787e07169cb4925e3b673e891" ], "author": { "name": "Zou Nan hai", "email": "nanhai.zou@intel.com", "time": "Fri Jun 01 00:46:28 2007 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Fri Jun 01 08:18:27 2007 -0700" }, "message": "x86_64: allocate sparsemem memmap above 4G\n\nOn systems with huge amount of physical memory, VFS cache and memory memmap\nmay eat all available system memory under 4G, then the system may fail to\nallocate swiotlb bounce buffer.\n\nThere was a fix for this issue in arch/x86_64/mm/numa.c, but that fix dose\nnot cover sparsemem model.\n\nThis patch add fix to sparsemem model by first try to allocate memmap above\n4G.\n\nSigned-off-by: Zou Nan hai \u003cnanhai.zou@intel.com\u003e\nAcked-by: Suresh Siddha \u003csuresh.b.siddha@intel.com\u003e\nCc: Andi Kleen \u003cak@suse.de\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": "e073ae1b34d5600ffc550407625dcb2d4cf46c6e", "tree": "9f6a7762ab77d4cf0cae0399d5449c72b8fcc0fa", "parents": [ "d039c688c6b3e7217381d2804bc0ca3171913fec" ], "author": { "name": "Ravikiran G Thirumalai", "email": "kiran@scalex86.org", "time": "Wed May 02 19:27:08 2007 +0200" }, "committer": { "name": "Andi Kleen", "email": "andi@basil.nowhere.org", "time": "Wed May 02 19:27:08 2007 +0200" }, "message": "[PATCH] x86-64: Set HASHDIST_DEFAULT to 1 for x86_64 NUMA\n\nEnable system hashtable memory to be distributed among nodes on x86_64 NUMA\n\nForcing the kernel to use node interleaved vmalloc instead of bootmem for\nthe system hashtable memory (alloc_large_system_hash) reduces the memory\nimbalance on node 0 by around 40MB on a 8 node x86_64 NUMA box:\n\nBefore the following patch, on bootup of a 8 node box:\n\nNode 0 MemTotal: 3407488 kB\nNode 0 MemFree: 3206296 kB\nNode 0 MemUsed: 201192 kB\nNode 0 Active: 7012 kB\nNode 0 Inactive: 512 kB\nNode 0 Dirty: 0 kB\nNode 0 Writeback: 0 kB\nNode 0 FilePages: 1912 kB\nNode 0 Mapped: 420 kB\nNode 0 AnonPages: 5612 kB\nNode 0 PageTables: 468 kB\nNode 0 NFS_Unstable: 0 kB\nNode 0 Bounce: 0 kB\nNode 0 Slab: 5408 kB\nNode 0 SReclaimable: 644 kB\nNode 0 SUnreclaim: 4764 kB\n\nAfter the patch (or using hashdist\u003d1 on the kernel command line):\n\nNode 0 MemTotal: 3407488 kB\nNode 0 MemFree: 3247608 kB\nNode 0 MemUsed: 159880 kB\nNode 0 Active: 3012 kB\nNode 0 Inactive: 616 kB\nNode 0 Dirty: 0 kB\nNode 0 Writeback: 0 kB\nNode 0 FilePages: 2424 kB\nNode 0 Mapped: 380 kB\nNode 0 AnonPages: 1200 kB\nNode 0 PageTables: 396 kB\nNode 0 NFS_Unstable: 0 kB\nNode 0 Bounce: 0 kB\nNode 0 Slab: 6304 kB\nNode 0 SReclaimable: 1596 kB\nNode 0 SUnreclaim: 4708 kB\n\nI guess it is a good idea to keep HASHDIST_DEFAULT \"on\" for x86_64 NUMA\nsince x86_64 has no dearth of vmalloc space? Or maybe enable hash\ndistribution for all 64bit NUMA arches? The following patch does it only\nfor x86_64.\n\nI ran a HPC MPI benchmark -- \u0027Ansys wingsolid\u0027, which takes up quite a bit of\nmemory and uses up tlb entries. This was on a 4 way, 2 socket\nTyan AMD box (non vsmp), with 8G total memory (4G pernode).\n\nThe results with and without hash distribution are:\n\n1. Vanilla - runtime of 1188.000s\n2. With hashdist\u003d1 runtime of 1154.000s\n\nOprofile output for the duration of run is:\n\n1. Vanilla:\nPU: AMD64 processors, speed 2411.16 MHz (estimated)\nCounted L1_AND_L2_DTLB_MISSES events (L1 and L2 DTLB misses) with a unit\nmask of 0x00 (No unit mask) count 500\nsamples % app name symbol name\n163054 6.5513 libansys1.so MultiFront::decompose(int, int,\nElemset *, int *, int, int, int)\n162061 6.5114 libansys3.so blockSaxpy6L_fd\n162042 6.5107 libansys3.so blockInnerProduct6L_fd\n156286 6.2794 libansys3.so maxb33_\n87879 3.5309 libansys1.so elmatrixmultpcg_\n84857 3.4095 libansys4.so saxpy_pcg\n58637 2.3560 libansys4.so .st4560\n46612 1.8728 libansys4.so .st4282\n43043 1.7294 vmlinux-t copy_user_generic_string\n41326 1.6604 libansys3.so blockSaxpyBackSolve6L_fd\n41288 1.6589 libansys3.so blockInnerProductBackSolve6L_fd\n\n2. With hashdist\u003d1\nCPU: AMD64 processors, speed 2411.13 MHz (estimated)\nCounted L1_AND_L2_DTLB_MISSES events (L1 and L2 DTLB misses) with a unit\nmask of 0x00 (No unit mask) count 500\nsamples % app name symbol name\n162993 6.9814 libansys1.so MultiFront::decompose(int, int,\nElemset *, int *, int, int, int)\n160799 6.8874 libansys3.so blockInnerProduct6L_fd\n160459 6.8729 libansys3.so blockSaxpy6L_fd\n156018 6.6826 libansys3.so maxb33_\n84700 3.6279 libansys4.so saxpy_pcg\n83434 3.5737 libansys1.so elmatrixmultpcg_\n58074 2.4875 libansys4.so .st4560\n46000 1.9703 libansys4.so .st4282\n41166 1.7632 libansys3.so blockSaxpyBackSolve6L_fd\n41033 1.7575 libansys3.so blockInnerProductBackSolve6L_fd\n35762 1.5318 libansys1.so inner_product_sub\n35591 1.5245 libansys1.so inner_product_sub2\n28259 1.2104 libansys4.so addVectors\n\nSigned-off-by: Pravin B. Shelar \u003cpravin.shelar@calsoftinc.com\u003e\nSigned-off-by: Ravikiran Thirumalai \u003ckiran@scalex86.org\u003e\nSigned-off-by: Shai Fultheim \u003cshai@scalex86.org\u003e\nSigned-off-by: Andi Kleen \u003cak@suse.de\u003e\nAcked-by: Christoph Lameter \u003cclameter@engr.sgi.com\u003e\nCc: Andi Kleen \u003cak@suse.de\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\n" }, { "commit": "8da38d7bac802ed2a09a79aaae9961c806a1847c", "tree": "de79f9def41f0c17702843bcb919ca4b512ba71e", "parents": [ "ad62ca2bd89f72e9b80dfaffc463e87bec5e75cb" ], "author": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Thu Mar 22 00:11:22 2007 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.linux-foundation.org", "time": "Thu Mar 22 19:39:05 2007 -0700" }, "message": "[PATCH] FRV: fix unannotated variable declarations\n\nFix unannotated variable declarations. Variables that have allocation\nsection annotations (such as __meminitdata) on their definitions must also\nhave them on their declarations as not doing so may affect the addressing\nmode used by the compiler and may result in a linker error.\n\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\nAcked-by: Yasunori Goto \u003cy-goto@jp.fujitsu.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n" }, { "commit": "04903664325acb3f199dd8a4b8f1aa437e9fd6b2", "tree": "6da8e4716c1477d578b9d89cd23be703aac8bedc", "parents": [ "93f210dd9e614ddab7ecef0b4c9ba6ad3720d860" ], "author": { "name": "Andrew Morton", "email": "akpm@osdl.org", "time": "Wed Dec 06 20:37:33 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@woody.osdl.org", "time": "Thu Dec 07 08:39:37 2006 -0800" }, "message": "[PATCH] remove HASH_HIGHMEM\n\nIt has no users and it\u0027s doubtful that we\u0027ll need it again.\n\nCc: \"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": "f71bf0cac730ccb5ebcdf21747db75ae0445ccde", "tree": "2ba089be617218753b9d8b8faf05eb97eec42120", "parents": [ "bbc7b92e337ac349ca917f9bf0b6be4743c14f3a" ], "author": { "name": "Franck Bui-Huu", "email": "vagabon.xyz@gmail.com", "time": "Mon Sep 25 23:31:08 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Tue Sep 26 08:48:45 2006 -0700" }, "message": "[PATCH] bootmem: miscellaneous coding style fixes\n\nIt fixes various coding style issues, specially when spaces are useless. For\nexample \u0027*\u0027 go next to the function name.\n\nSigned-off-by: Franck Bui-Huu \u003cvagabon.xyz@gmail.com\u003e\nCc: Dave Hansen \u003chaveblue@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "e786e86a542ccc1133f333402526ad00b9c088ae", "tree": "db08d5e3fd398e9f22128a6867aa12497abe3e7c", "parents": [ "bb0923a66820718f636736b22ce47372f79e3400" ], "author": { "name": "Franck Bui-Huu", "email": "vagabon.xyz@gmail.com", "time": "Mon Sep 25 23:31:06 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Tue Sep 26 08:48:45 2006 -0700" }, "message": "[PATCH] bootmem: remove useless headers inclusions\n\nSigned-off-by: Franck Bui-Huu \u003cvagabon.xyz@gmail.com\u003e\nCc: Dave Hansen \u003chaveblue@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "bb0923a66820718f636736b22ce47372f79e3400", "tree": "56554098cb8cda63a1f805db211f1eea750befae", "parents": [ "71fb2e8f8753b66b1f4295aa264a2eb4e69381e8" ], "author": { "name": "Franck Bui-Huu", "email": "vagabon.xyz@gmail.com", "time": "Mon Sep 25 23:31:05 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Tue Sep 26 08:48:45 2006 -0700" }, "message": "[PATCH] bootmem: limit to 80 columns width\n\nSigned-off-by: Franck Bui-Huu \u003cvagabon.xyz@gmail.com\u003e\nCc: Dave Hansen \u003chaveblue@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "71fb2e8f8753b66b1f4295aa264a2eb4e69381e8", "tree": "c292c4018cfa87f69661a966b3b13c6d84e7e019", "parents": [ "69d49e681d7c7ed864a1ba45efc1e78433df8b9a" ], "author": { "name": "Franck Bui-Huu", "email": "vagabon.xyz@gmail.com", "time": "Mon Sep 25 23:31:05 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Tue Sep 26 08:48:45 2006 -0700" }, "message": "[PATCH] bootmem: remove useless parentheses in bootmem header file\n\nSigned-off-by: Franck Bui-Huu \u003cvagabon.xyz@gmail.com\u003e\nCc: Dave Hansen \u003chaveblue@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "2d1a07d487d8b36658404839cdf03a974968cefd", "tree": "1123ffc446b5e118d93c03d773f8b3815166c4ef", "parents": [ "91023300057e96de7f46e95166a3e02394ae72f9" ], "author": { "name": "Franck Bui-Huu", "email": "vagabon.xyz@gmail.com", "time": "Mon Sep 25 23:31:03 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Tue Sep 26 08:48:45 2006 -0700" }, "message": "[PATCH] bootmem: remove useless __init in header file\n\n__init in headers is pretty useless because the compiler doesn\u0027t check it, and\nthey get out of sync relatively frequently. So if you see an __init in a\nheader file, it\u0027s quite unreliable and you need to check the definition\nanyway.\n\nSigned-off-by: Franck Bui-Huu \u003cvagabon.xyz@gmail.com\u003e\nCc: Dave Hansen \u003chaveblue@us.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "f034b5d4efdfe0fb9e2a1ce1d95fa7914f24de49", "tree": "e166f1e87606f7e53a78cac543284c3484481727", "parents": [ "8f126e37c0b250310a48a609bedf92a19a5559ec" ], "author": { "name": "David S. Miller", "email": "davem@sunset.davemloft.net", "time": "Thu Aug 24 03:08:07 2006 -0700" }, "committer": { "name": "David S. Miller", "email": "davem@sunset.davemloft.net", "time": "Fri Sep 22 15:08:41 2006 -0700" }, "message": "[XFRM]: Dynamic xfrm_state hash table sizing.\n\nThe grow algorithm is simple, we grow if:\n\n1) we see a hash chain collision at insert, and\n2) we haven\u0027t hit the hash size limit (currently 1*1024*1024 slots), and\n3) the number of xfrm_state objects is \u003e the current hash mask\n\nAll of this needs some tweaking.\n\nRemove __initdata from \"hashdist\" so we can use it safely at run time.\n\nSigned-off-by: David S. Miller \u003cdavem@davemloft.net\u003e\n" }, { "commit": "9dec17eb577169f78d642c5424e4264186d27115", "tree": "76cff4c5a8a6d255bc457392057e775d71ff5532", "parents": [ "1aeb21d626327ee909fef03f72aea6e8a60e6c0c" ], "author": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Mon Jul 10 04:44:51 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Mon Jul 10 13:24:21 2006 -0700" }, "message": "[PATCH] FRV: Fix FRV arch compile errors\n\nFix some FRV arch compile errors, including:\n\n (*) Marking nr_kernel_pages as __meminitdata so that references to it end up\n being properly calculated rather than being assumed to be in the small\n data section (and thus calculated wrt the GP register). Not doing this\n causes the linker to emit errors as the offset is too big to fit into the\n load instruction.\n\n (*) Move pm_power_off into an unconditionally compiled .c file as it\u0027s now\n unconditionally accessed.\n\n (*) Declare frv_change_cmode() in a header file rather than in a .c file, and\n declare it asmlinkage.\n\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": "86356ab147669bd3bcb2149fd9561d1280835c24", "tree": "bedc7113593e0f6a91aff18bb506fc3327516d81", "parents": [ "02b694dea473ad3db1e2d1b14c1fef8fbd92e5e6" ], "author": { "name": "Yasunori Goto", "email": "y-goto@jp.fujitsu.com", "time": "Fri Jun 23 02:03:09 2006 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Fri Jun 23 07:42:46 2006 -0700" }, "message": "[PATCH] wait_table and zonelist initializing for memory hotadd: change to meminit for build_zonelist\n\nChange definitions of some functions and data from __init to __meminit.\n\nThese functions and data can be used after bootup by this patch to be used for\nhot-add codes.\n\nSigned-off-by: Yasunori Goto \u003cy-goto@jp.fujitsu.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "a8062231d80239cf3405982858c02aea21a6066a", "tree": "0576493fa99cda91069fe3b67c19bd024858e69e", "parents": [ "68a3a7feb08f960095072f28ec20f7900793c506" ], "author": { "name": "Andi Kleen", "email": "ak@suse.de", "time": "Fri Apr 07 19:49:21 2006 +0200" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sun Apr 09 11:53:16 2006 -0700" }, "message": "[PATCH] x86_64: Handle empty PXMs that only contain hotplug memory\n\nThe node setup code would try to allocate the node metadata in the node\nitself, but that fails if there is no memory in there.\n\nThis can happen with memory hotplug when the hotplug area defines an so\nfar empty node.\n\nNow use bootmem to try to allocate the mem_map in other nodes.\n\nAnd if it fails don\u0027t panic, but just ignore the node.\n\nTo make this work I added a new __alloc_bootmem_nopanic function that\ndoes what its name implies.\n\nTBD should try to use nearby nodes here. Currently we just use any.\nIt\u0027s hard to do it better because bootmem doesn\u0027t have proper fallback\nlists yet.\n\nSigned-off-by: Andi Kleen \u003cak@suse.de\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "679bc9fbb508a0aac9539b2de747eb5849feb428", "tree": "350b9d7d01eeb7e2401b5ade156ead1a635a4bba", "parents": [ "8357f8695d58b50fbf2bd507b4b0fc2cd1e43bd6" ], "author": { "name": "KAMEZAWA Hiroyuki", "email": "kamezawa.hiroyu@jp.fujitsu.com", "time": "Mon Mar 27 01:15:58 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Mon Mar 27 08:44:47 2006 -0800" }, "message": "[PATCH] for_each_online_pgdat: for_each_bootmem\n\nAdd a list_head to bootmem_data_t and make bootmems use it. bootmem list is\nsorted by node_boot_start.\n\nOnly nodes against which init_bootmem() is called are linked to the list.\n(i386 allocates bootmem only from one node(0) not from all online nodes.)\n\nA summary:\n 1. for_each_online_pgdat() traverses all *online* nodes.\n 2. alloc_bootmem() allocates memory only from initialized-for-bootmem nodes.\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": "267b48014a5c0c2ae90b04dad5d95ceb903365a6", "tree": "95f5475b7b7f6e5b4fd023f51fb2fa826d95a754", "parents": [ "bd6633476922b7b51227f7f704c2546e763ae5ed" ], "author": { "name": "Andi Kleen", "email": "ak@suse.de", "time": "Sat Mar 25 16:31:10 2006 +0100" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Sat Mar 25 09:10:56 2006 -0800" }, "message": "[PATCH] x86_64: Try to allocate node memmap near the end of node\n\nThis fixes problems with very large nodes (over 128GB) filling up all of\nthe first 4GB with their mem_map and not leaving enough space for the\nswiotlb.\n\nSigned-off-by: Andi Kleen \u003cak@suse.de\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "008857c1a49ccffc31a54c3ea7e182833bd61304", "tree": "ba65452db097f57e05d2e3df550d55d45feabc94", "parents": [ "085cc7d5de3cc662da7ea78296464a0d52f3f01f" ], "author": { "name": "Ravikiran G Thirumalai", "email": "kiran@scalex86.org", "time": "Fri Jan 06 00:11:01 2006 -0800" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Fri Jan 06 08:33:26 2006 -0800" }, "message": "[PATCH] Cleanup bootmem allocator and fix alloc_bootmem_low\n\nPatch cleans up the alloc_bootmem fix for swiotlb. Patch removes\nalloc_bootmem_*_limit api and fixes alloc_boot_*low api to do the right\nthing -- allocate from low32 memory.\n\nSigned-off-by: Ravikiran Thirumalai \u003ckiran@scalex86.org\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "281dd25cdc0d6903929b79183816d151ea626341", "tree": "ed7898462492d853e422eb7f130f0b6e7efc0b69", "parents": [ "51b190b304bbeb1090ba20b0623d39917fa62997" ], "author": { "name": "Yasunori Goto", "email": "y-goto@jp.fujitsu.com", "time": "Wed Oct 19 15:52:18 2005 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@g5.osdl.org", "time": "Wed Oct 19 23:11:33 2005 -0700" }, "message": "[PATCH] swiotlb: make sure initial DMA allocations really are in DMA memory\n\nThis introduces a limit parameter to the core bootmem allocator; The new\nparameter indicates that physical memory allocated by the bootmem\nallocator should be within the requested limit.\n\nWe also introduce alloc_bootmem_low_pages_limit, alloc_bootmem_node_limit,\nalloc_bootmem_low_pages_node_limit apis, but alloc_bootmem_low_pages_limit\nis the only api used for swiotlb.\n\nThe existing alloc_bootmem_low_pages() api could instead have been\nchanged and made to pass right limit to the core allocator. But that\nwould make the patch more intrusive for 2.6.14, as other arches use\nalloc_bootmem_low_pages(). We may be done that post 2.6.14 as a\ncleanup.\n\nWith this, swiotlb gets memory within 4G for both x86_64 and ia64\narches.\n\nSigned-off-by: Yasunori Goto \u003cy-goto@jp.fujitsu.com\u003e\nCc: Ravikiran G Thirumalai \u003ckiran@scalex86.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "92aa63a5a1bf2e7b0c79e6716d24b76dbbdcf951", "tree": "1f4d49c8e9bf02e834e6af8c1f7d4484d9f76c6e", "parents": [ "d58831e4163699de204dea199be2e903bf5d6eff" ], "author": { "name": "Vivek Goyal", "email": "vgoyal@in.ibm.com", "time": "Sat Jun 25 14:58:18 2005 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@ppc970.osdl.org", "time": "Sat Jun 25 16:24:52 2005 -0700" }, "message": "[PATCH] kdump: Retrieve saved max pfn\n\nThis patch retrieves the max_pfn being used by previous kernel and stores it\nin a safe location (saved_max_pfn) before it is overwritten due to user\ndefined memory map. This pfn is used to make sure that user does not try to\nread the physical memory beyond saved_max_pfn.\n\nSigned-off-by: Vivek Goyal \u003cvgoyal@in.ibm.com\u003e\nSigned-off-by: Andrew Morton \u003cakpm@osdl.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@osdl.org\u003e\n" }, { "commit": "6f167ec721108c9282d54424516a12c805e3c306", "tree": "f7094a2524611ede76b32e4cc3c07987b7b0e275", "parents": [ "c2ebaa425e6630adcbf757b004d257dd4204925b" ], "author": { "name": "Dave Hansen", "email": "haveblue@us.ibm.com", "time": "Thu Jun 23 00:07:39 2005 -0700" }, "committer": { "name": "Linus Torvalds", "email": "torvalds@ppc970.osdl.org", "time": "Thu Jun 23 09:45:01 2005 -0700" }, "message": "[PATCH] sparsemem base: simple NUMA remap space allocator\n\nIntroduce a simple allocator for the NUMA remap space. This space is very\nscarce, used for structures which are best allocated node local.\n\nThis mechanism is also used on non-NUMA ia64 systems with a vmem_map to keep\nthe pgdat-\u003enode_mem_map initialized in a consistent place for all\narchitectures.\n\nIssues:\no alloc_remap takes a node_id where we might expect a pgdat which was intended\n to allow us to allocate the pgdat\u0027s using this mechanism; which we do not yet\n do. Could have alloc_remap_node() and alloc_remap_nid() for this purpose.\n\nSigned-off-by: Andy Whitcroft \u003capw@shadowen.org\u003e\nSigned-off-by: Dave Hansen \u003chaveblue@us.ibm.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" } ] }