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| author | Miao Xie <miaox@cn.fujitsu.com> | 2010-03-23 13:35:34 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-24 16:31:21 -0700 |
| commit | 5ab116c9349ef52d6fbd2e2917a53f13194b048e (patch) | |
| tree | 636a6cf02d5ca47c6da5d4935b07ddf08666a09c /kernel/softlockup.c | |
| parent | 5574169613b40b85d6f4c67208fa4846b897a0a1 (diff) | |
| download | blackbird-op-linux-5ab116c9349ef52d6fbd2e2917a53f13194b048e.tar.gz blackbird-op-linux-5ab116c9349ef52d6fbd2e2917a53f13194b048e.zip | |
cpuset: fix the problem that cpuset_mem_spread_node() returns an offline node
cpuset_mem_spread_node() returns an offline node, and causes an oops.
This patch fixes it by initializing task->mems_allowed to
node_states[N_HIGH_MEMORY], and updating task->mems_allowed when doing
memory hotplug.
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Acked-by: David Rientjes <rientjes@google.com>
Reported-by: Nick Piggin <npiggin@suse.de>
Tested-by: Nick Piggin <npiggin@suse.de>
Cc: Paul Menage <menage@google.com>
Cc: Li Zefan <lizf@cn.fujitsu.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/softlockup.c')
0 files changed, 0 insertions, 0 deletions
