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Linus Torvalds 1fa7b6a29c Revert "mm: fail GFP_DMA allocations when ZONE_DMA is not configured" 
This reverts commit a197b59ae6e8bee56fcef37ea2482dc08414e2ac.

As rmk says:
 "Commit a197b59ae6e8 (mm: fail GFP_DMA allocations when ZONE_DMA is not
  configured) is causing regressions on ARM with various drivers which
  use GFP_DMA.

  The behaviour up until now has been to silently ignore that flag when
  CONFIG_ZONE_DMA is not enabled, and to allocate from the normal zone.
  However, as a result of the above commit, such allocations now fail
  which causes drivers to fail.  These are regressions compared to the
  previous kernel version."

so just revert it.

Requested-by: Russell King <linux@arm.linux.org.uk>
Acked-by: Andrew Morton <akpm@linux-foundation.org>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-06-02 06:11:24 +09:00
..
backing-dev.c
backing-dev: Kill set but not used var in bdi_debug_stats_show()
2011-05-20 21:23:37 +02:00
bootmem.c
crash_dump: export is_kdump_kernel to modules, consolidate elfcorehdr_addr, setup_elfcorehdr and saved_max_pfn
2011-03-23 19:47:19 -07:00
bounce.c
bounce: call flush_dcache_page() after bounce_copy_vec()
2010-09-09 18:57:25 -07:00
cleancache.c
mm: cleancache core ops functions and config
2011-05-26 10:01:36 -06:00
compaction.c
mm: compaction: minimise the time IRQs are disabled while isolating pages for migration
2011-03-22 17:44:05 -07:00
debug-pagealloc.c
generic debug pagealloc
2009-04-01 08:59:13 -07:00
dmapool.c
mm/dmapool.c: use TASK_UNINTERRUPTIBLE in dma_pool_alloc()
2011-01-13 17:32:48 -08:00
fadvise.c
readahead: introduce FMODE_RANDOM for POSIX_FADV_RANDOM
2010-03-06 11:26:25 -08:00
failslab.c
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h
2010-03-30 22:02:32 +09:00
filemap_xip.c
mm: Convert i_mmap_lock to a mutex
2011-05-25 08:39:18 -07:00
filemap.c
Cache xattr security drop check for write v2
2011-05-28 12:02:09 -04:00
fremap.c
mm: don't access vm_flags as 'int'
2011-05-26 09:20:31 -07:00
highmem.c
mm,x86: fix kmap_atomic_push vs ioremap_32.c
2010-10-27 18:03:05 -07:00
huge_memory.c
mm: thp: optimize memcg charge in khugepaged
2011-05-25 08:39:21 -07:00
hugetlb.c
mm: don't access vm_flags as 'int'
2011-05-26 09:20:31 -07:00
hwpoison-inject.c
Fix common misspellings
2011-03-31 11:26:23 -03:00
init-mm.c
mm: convert mm->cpu_vm_cpumask into cpumask_var_t
2011-05-25 08:39:21 -07:00
internal.h
mm: nommu: sort mm->mmap list properly
2011-05-25 08:39:05 -07:00
Kconfig
mm: cleancache core ops functions and config
2011-05-26 10:01:36 -06:00
Kconfig.debug
mm: debug-pagealloc: fix kconfig dependency warning
2011-03-22 17:44:02 -07:00
kmemcheck.c
kmemcheck: Fix build errors due to missing slab.h
2010-03-30 22:02:32 +09:00
kmemleak-test.c
kmemleak: remove memset by using kzalloc
2011-01-27 18:31:51 +00:00
kmemleak.c
kmemleak: Do not return a pointer to an object that kmemleak did not get
2011-05-19 17:35:28 +01:00
ksm.c
oom: replace PF_OOM_ORIGIN with toggling oom_score_adj
2011-05-25 08:39:10 -07:00
maccess.c
maccess,probe_kernel: Make write/read src const void *
2011-05-25 19:56:23 -04:00
madvise.c
thp: khugepaged: make khugepaged aware about madvise
2011-01-13 17:32:47 -08:00
Makefile
mm: cleancache core ops functions and config
2011-05-26 10:01:36 -06:00
memblock.c
mm/memblock: properly handle overlaps and fix error path
2011-03-22 17:44:09 -07:00
memcontrol.c
memcg: add the pagefault count into memcg stats
2011-05-26 17:12:36 -07:00
memory_hotplug.c
mm: remove dependency on CONFIG_FLATMEM from online_page()
2011-05-25 08:39:28 -07:00
memory-failure.c
vmscan: change shrinker API by passing shrink_control struct
2011-05-25 08:39:26 -07:00
memory.c
memcg: add the pagefault count into memcg stats
2011-05-26 17:12:36 -07:00
mempolicy.c
mm: proc: move show_numa_map() to fs/proc/task_mmu.c
2011-05-25 08:39:34 -07:00
mempool.c
mm: remove broken 'kzalloc' mempool
2009-09-22 07:17:35 -07:00
migrate.c
mm: use refcounts for page_lock_anon_vma()
2011-05-25 08:39:19 -07:00
mincore.c
thp: mincore transparent hugepage support
2011-01-13 17:32:44 -08:00
mlock.c
mm: don't access vm_flags as 'int'
2011-05-26 09:20:31 -07:00
mm_init.c
…
mmap.c
mm: don't access vm_flags as 'int'
2011-05-26 09:20:31 -07:00
mmu_context.c
exit: fix oops in sync_mm_rss
2010-03-24 16:31:21 -07:00
mmu_notifier.c
thp: mmu_notifier_test_young
2011-01-13 17:32:46 -08:00
mmzone.c
mm: page allocator: adjust the per-cpu counter threshold when memory is low
2011-01-13 17:32:31 -08:00
mprotect.c
thp: mprotect: transparent huge page support
2011-01-13 17:32:44 -08:00
mremap.c
mm: Convert i_mmap_lock to a mutex
2011-05-25 08:39:18 -07:00
msync.c
sanitize vfs_fsync calling conventions
2010-05-21 18:31:21 -04:00
nobootmem.c
memblock/nobootmem: remove unneeded code from alloc_bootmem_node_high()
2011-05-25 08:39:31 -07:00
nommu.c
nommu: add page alignment to mmap
2011-05-25 08:39:38 -07:00
oom_kill.c
oom: replace PF_OOM_ORIGIN with toggling oom_score_adj
2011-05-25 08:39:10 -07:00
page_alloc.c
Revert "mm: fail GFP_DMA allocations when ZONE_DMA is not configured"
2011-06-02 06:11:24 +09:00
page_cgroup.c
memcg: move page-freeing code out of lock
2011-05-26 17:12:35 -07:00
page_io.c
block: kill off REQ_UNPLUG
2011-03-10 08:52:27 +01:00
page_isolation.c
mm: page_isolation: codeclean fix comment and rm unneeded val init
2010-10-26 16:52:11 -07:00
page-writeback.c
Merge branch 'for-2.6.39/core' of git://git.kernel.dk/linux-2.6-block
2011-03-24 10:16:26 -07:00
pagewalk.c
pagewalk: only split huge pages when necessary
2011-03-22 17:44:04 -07:00
percpu-km.c
percpu: clear memory allocated with the km allocator
2010-10-02 10:28:42 +03:00
percpu-vm.c
mm: remove gfp mask from pcpu_get_vm_areas
2011-01-13 17:32:34 -08:00
percpu.c
Merge branch 'for-2.6.40' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu
2011-05-24 11:53:42 -07:00
pgtable-generic.c
mm/pgtable-generic.c: fix CONFIG_SWAP=n build
2011-01-26 10:49:58 +10:00
prio_tree.c
sanitize <linux/prefetch.h> usage
2011-05-20 12:50:29 -07:00
quicklist.c
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h
2010-03-30 22:02:32 +09:00
readahead.c
readahead: readahead page allocations are OK to fail
2011-05-25 08:39:25 -07:00
rmap.c
mm, rmap: Add yet more comments to page_get_anon_vma/page_lock_anon_vma
2011-05-29 09:25:48 -07:00
shmem.c
tmpfs: fix race between truncate and writepage
2011-05-28 16:09:26 -07:00
slab.c
sanitize <linux/prefetch.h> usage
2011-05-20 12:50:29 -07:00
slob.c
mm: Remove support for kmem_cache_name()
2011-01-23 21:00:05 +02:00
slub.c
slub: remove no-longer used 'unlock_out' label
2011-05-25 18:06:54 -07:00
sparse-vmemmap.c
tree-wide: fix comment/printk typos
2010-11-01 15:38:34 -04:00
sparse.c
Fix common misspellings
2011-03-31 11:26:23 -03:00
swap_state.c
block: remove per-queue plugging
2011-03-10 08:52:07 +01:00
swap.c
mm: batch activate_page() to reduce lock contention
2011-05-25 08:39:37 -07:00
swapfile.c
oom: replace PF_OOM_ORIGIN with toggling oom_score_adj
2011-05-25 08:39:10 -07:00
thrash.c
mm: pass mm to grab_swap_token
2009-06-23 12:50:05 -07:00
truncate.c
mm/fs: add hooks to support cleancache
2011-05-26 10:01:43 -06:00
util.c
mm: nommu: sort mm->mmap list properly
2011-05-25 08:39:05 -07:00
vmalloc.c
Merge branch 'upstream/tidy-xen-mmu-2.6.39' of git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen
2011-05-26 19:01:15 -07:00
vmscan.c
memcg: rename mem_cgroup_zone_nr_pages() to mem_cgroup_zone_nr_lru_pages()
2011-05-26 17:12:35 -07:00
vmstat.c
mm, mem-hotplug: update pcp->stat_threshold when memory hotplug occur
2011-05-25 08:39:09 -07:00