linux/include
Mel Gorman 07a4278843 mm: shmem: avoid atomic operation during shmem_getpage_gfp
shmem_getpage_gfp uses an atomic operation to set the SwapBacked field
before it's even added to the LRU or visible.  This is unnecessary as what
could it possible race against?  Use an unlocked variant.

Signed-off-by: Mel Gorman <mgorman@suse.de>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Rik van Riel <riel@redhat.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Jan Kara <jack@suse.cz>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Hugh Dickins <hughd@google.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Theodore Ts'o <tytso@mit.edu>
Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2014-06-04 16:54:09 -07:00
..
acpi Merge branch 'acpi-video' 2014-06-03 23:12:37 +02:00
asm-generic x86: define _PAGE_NUMA by reusing software bits on the PMD and PTE levels 2014-06-04 16:53:55 -07:00
clocksource
crypto
drm
dt-bindings ARM: SoC devicetree updates for 3.16 2014-06-02 16:34:00 -07:00
keys
kvm
linux mm: shmem: avoid atomic operation during shmem_getpage_gfp 2014-06-04 16:54:09 -07:00
math-emu
media
memory
misc
net Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial into next 2014-06-04 08:50:34 -07:00
pcmcia
ras
rdma
rxrpc
scsi
sound ASoC: Final updates for v3.16 2014-06-03 11:51:14 +02:00
target
trace mm/compaction: do not count migratepages when unnecessary 2014-06-04 16:54:07 -07:00
uapi sound updates for 3.16-rc1 2014-06-04 09:08:25 -07:00
video
xen Merge branch 'for-3.16/drivers' of git://git.kernel.dk/linux-block into next 2014-06-02 13:57:01 -07:00
Kbuild