cpuset: avoid unnecessary sched domains rebuilding

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When changing 'sched_relax_domain_level', don't rebuild sched domains if
'cpus' is empty or 'sched_load_balance' is not set.

Also make the comments of rebuild_sched_domains() more readable.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Cc: Paul Jackson <pj@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 2008-07-25 01:47:23 -07:00 • committed by Linus Torvalds

parent f9b4fb8dab

commit c372e817af

1 changed files with 12 additions and 6 deletions

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kernel/cpuset.c

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