cpuset: convert cpuset_attach() to use cpumask_var_t

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Impact: reduce stack usage

Allocate a global cpumask_var_t at boot, and use it in cpuset_attach(), so
we won't fail cpuset_attach().

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Acked-by: Mike Travis <travis@sgi.com>
Cc: Paul Menage <menage@google.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 2009-01-07 18:08:42 -08:00 • committed by Linus Torvalds

parent 5771f0a223

commit 2341d1b659

1 changed files with 9 additions and 5 deletions

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kernel/cpuset.c

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