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authorOleg Nesterov <oleg@tv-sign.ru>2007-05-09 02:33:54 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-09 12:30:51 -0700
commit83c22520c51bf67529367e8237f95c03fe44e2da (patch)
treed9798e4f60551bdad0f7d8f1f1d5c69d7c4214c1 /fs/aio.c
parentedab2516a6c1752e8e5e3d55727cabf12346e5df (diff)
flush_cpu_workqueue: don't flush an empty ->worklist
Now when we have ->current_work we can avoid adding a barrier and waiting for its completition when cwq's queue is empty. Note: this change is also useful if we change flush_workqueue() to also check the dead CPUs. Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru> Cc: Srivatsa Vaddagiri <vatsa@in.ibm.com> Cc: Gautham Shenoy <ego@in.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/aio.c')
0 files changed, 0 insertions, 0 deletions