cpuset: remove unneeded NODEMASK_ALLOC() in cpuset_attach()

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oldcs->mems_allowed is not modified during cpuset_attach(), so we don't
have to copy it to a buffer allocated by NODEMASK_ALLOC().  Just pass it
to cpuset_migrate_mm().

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Paul Menage <menage@google.com>
Acked-by: David Rientjes <rientjes@google.com>
Cc: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

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Li Zefan 2011-03-23 16:42:46 -07:00 • committed by Linus Torvalds

parent 9303e0c481

commit c8163ca8af

1 changed files with 2 additions and 5 deletions

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kernel/cpuset.c

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