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Fengguang Wu 1010bb1b80 mm: don't set __GFP_WRITE on ramfs/sysfs writes 
There is not much point in skipping zones during allocation based on the
dirty usage which they'll never contribute to.  And we'd like to avoid
page reclaim waits when writing to ramfs/sysfs etc.

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Jan Kara <jack@suse.cz>
Cc: Greg Thelen <gthelen@google.com>
Cc: Ying Han <yinghan@google.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Mel Gorman <mgorman@suse.de>
Acked-by: Minchan Kim <minchan.kim@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 		2012-03-21 17:54:58 -07:00
..
Kconfig Merge branch 'master' into x86/memblock 2011-11-28 09:46:22 -08:00
Kconfig.debug mm: more intensive memory corruption debugging 2012-01-10 16:30:42 -08:00
Makefile Cross Memory Attach 2011-10-31 17:30:44 -07:00
backing-dev.c backing-dev: fix wakeup timer races with bdi_unregister() 2012-02-01 16:52:49 +08:00
bootmem.c bootmem/sparsemem: remove limit constraint in alloc_bootmem_section 2012-03-21 17:54:58 -07:00
bounce.c mm: remove the second argument of k[un]map_atomic() 2012-03-20 21:48:27 +08:00
cleancache.c mm: cleancache core ops functions and config 2011-05-26 10:01:36 -06:00
compaction.c mm: compaction: make compact_control order signed 2012-03-21 17:54:56 -07:00
debug-pagealloc.c mm, x86: Remove debug_pagealloc_enabled 2011-12-06 09:24:07 +01:00
dmapool.c mm: fix implicit stat.h usage in dmapool.c 2011-10-31 09:20:12 -04:00
fadvise.c fadvise: only initiate writeback for specified range with FADV_DONTNEED 2012-01-10 16:30:43 -08:00
failslab.c switch debugfs to umode_t 2012-01-03 22:54:56 -05:00
filemap.c mm: don't set __GFP_WRITE on ramfs/sysfs writes 2012-03-21 17:54:58 -07:00
filemap_xip.c mm/filemap_xip.c: fix race condition in xip_file_fault() 2012-02-03 16:16:41 -08:00
fremap.c mm: delete various needless include <linux/module.h> 2011-10-31 09:20:11 -04:00
highmem.c Merge branch 'modsplit-Oct31_2011' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux 2011-11-06 19:44:47 -08:00
huge_memory.c thp: optimize away unnecessary page table locking 2012-03-21 17:54:57 -07:00
hugetlb.c mm: hugetlb: bail out unmapping after serving reference page 2012-03-21 17:54:57 -07:00
hwpoison-inject.c Fix common misspellings 2011-03-31 11:26:23 -03:00
init-mm.c atomic: use <linux/atomic.h> 2011-07-26 16:49:47 -07:00
internal.h mm: thp: tail page refcounting fix 2011-11-02 16:06:57 -07:00
kmemcheck.c
…
kmemleak-test.c
…
kmemleak.c kmemleak: Disable early logging when kmemleak is off by default 2012-01-20 16:57:05 +00:00
ksm.c mm: remove the second argument of k[un]map_atomic() 2012-03-20 21:48:27 +08:00
maccess.c mm: Map most files to use export.h instead of module.h 2011-10-31 09:20:12 -04:00
madvise.c fs: kill i_alloc_sem 2011-07-20 20:47:46 -04:00
memblock.c memblock: Fix size aligning of memblock_alloc_base_nid() 2012-03-01 10:53:18 +01:00
memcontrol.c mm: thp: fix pmd_bad() triggering in code paths holding mmap_sem read mode 2012-03-21 17:54:54 -07:00
memory-failure.c thp: allow a hwpoisoned head page to be put back to LRU 2012-03-21 17:54:58 -07:00
memory.c mm: make get_mm_counter static-inline 2012-03-21 17:54:55 -07:00
memory_hotplug.c mm: compaction: introduce sync-light migration for use by compaction 2012-01-12 20:13:09 -08:00
mempolicy.c mm: fix move/migrate_pages() race on task struct 2012-03-21 17:54:58 -07:00
mempool.c mempool: fix first round failure behavior 2012-01-10 16:30:45 -08:00
migrate.c mm: fix move/migrate_pages() race on task struct 2012-03-21 17:54:58 -07:00
mincore.c mm: thp: fix pmd_bad() triggering in code paths holding mmap_sem read mode 2012-03-21 17:54:54 -07:00
mlock.c vm: avoid using find_vma_prev() unnecessarily 2012-03-06 18:23:36 -08:00
mm_init.c mm: Map most files to use export.h instead of module.h 2011-10-31 09:20:12 -04:00
mmap.c mm: search from free_area_cache for the bigger size 2012-03-21 17:54:56 -07:00
mmu_context.c mm: Map most files to use export.h instead of module.h 2011-10-31 09:20:12 -04:00
mmu_notifier.c mm: Map most files to use export.h instead of module.h 2011-10-31 09:20:12 -04:00
mmzone.c mm: delete various needless include <linux/module.h> 2011-10-31 09:20:11 -04:00
mprotect.c mm: replace PAGE_MIGRATION with IS_ENABLED(CONFIG_MIGRATION) 2012-03-21 17:54:57 -07:00
mremap.c mremap: enforce rmap src/dst vma ordering in case of vma_merge() succeeding in copy_vma() 2012-01-10 16:30:44 -08:00
msync.c
…
nobootmem.c Merge branch 'master' into x86/memblock 2011-11-28 09:46:22 -08:00
nommu.c NOMMU: Don't need to clear vm_mm when deleting a VMA 2012-02-24 08:59:04 -08:00
oom_kill.c mm, oom: force oom kill on sysrq+f 2012-03-21 17:54:58 -07:00
page-writeback.c Merge branch 'writeback-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux 2012-01-10 16:59:59 -08:00
page_alloc.c mm: drain percpu lru add/rotate page-vectors on cpu hot-unplug 2012-03-21 17:54:58 -07:00
page_cgroup.c page_cgroup: fix horrid swap accounting regression 2012-03-06 08:18:23 -08:00
page_io.c
…
page_isolation.c
…
pagewalk.c mm: thp: fix pmd_bad() triggering in code paths holding mmap_sem read mode 2012-03-21 17:54:54 -07:00
percpu-km.c
…
percpu-vm.c percpu: use bitmap_clear 2012-01-20 09:23:16 -08:00
percpu.c Kmemleak patches 2012-01-14 18:11:11 -08:00
pgtable-generic.c
…
prio_tree.c sanitize <linux/prefetch.h> usage 2011-05-20 12:50:29 -07:00
process_vm_access.c Fix race in process_vm_rw_core 2012-02-02 12:55:17 -08:00
quicklist.c mm: delete various needless include <linux/module.h> 2011-10-31 09:20:11 -04:00
readahead.c mm: Map most files to use export.h instead of module.h 2011-10-31 09:20:12 -04:00
rmap.c rmap: anon_vma_prepare: Reduce code duplication by calling anon_vma_chain_link 2012-03-21 17:54:57 -07:00
shmem.c tmpfs: security xattr setting on inode creation 2012-03-21 17:54:58 -07:00
slab.c Merge branch 'slab/for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux 2012-01-11 18:52:23 -08:00
slob.c mm: Map most files to use export.h instead of module.h 2011-10-31 09:20:12 -04:00
slub.c mm,x86,um: move CMPXCHG_DOUBLE config option 2012-01-12 20:13:03 -08:00
sparse-vmemmap.c mm: delete various needless include <linux/module.h> 2011-10-31 09:20:11 -04:00
sparse.c bootmem/sparsemem: remove limit constraint in alloc_bootmem_section 2012-03-21 17:54:58 -07:00
swap.c mm: drain percpu lru add/rotate page-vectors on cpu hot-unplug 2012-03-21 17:54:58 -07:00
swap_state.c mm: make swapin readahead skip over holes 2012-03-21 17:54:56 -07:00
swapfile.c mm: make swapin readahead skip over holes 2012-03-21 17:54:56 -07:00
thrash.c mm/thrash.c: quiet sparse noise 2011-10-31 17:30:50 -07:00
truncate.c mm: fix comment typo of truncate_inode_pages_range 2012-02-23 11:52:19 +01:00
util.c procfs: mark thread stack correctly in proc/<pid>/maps 2012-03-21 17:54:58 -07:00
vmalloc.c mm: remove the second argument of k[un]map_atomic() 2012-03-20 21:48:27 +08:00
vmscan.c vmscan: handle isolated pages with lru lock released 2012-03-21 17:54:57 -07:00
vmstat.c mm,x86,um: move CMPXCHG_LOCAL config option 2012-01-12 20:13:03 -08:00