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| author | Vladimir Davydov <vdavydov@virtuozzo.com> | 2016-03-25 14:20:39 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-03-25 16:37:42 -0700 |
| commit | 29c696e1c6eceb5db6b21f0c89495fcfcd40c0eb (patch) | |
| tree | fe5a096de3c34d3fef0fcc40dd3fbc03a99599a1 /include | |
| parent | 855b018325737f7691f9b7d86339df40aa4e47c3 (diff) | |
| download | lwn-29c696e1c6eceb5db6b21f0c89495fcfcd40c0eb.tar.gz lwn-29c696e1c6eceb5db6b21f0c89495fcfcd40c0eb.zip | |
oom: make oom_reaper_list single linked
Entries are only added/removed from oom_reaper_list at head so we can
use a single linked list and hence save a word in task_struct.
Signed-off-by: Vladimir Davydov <vdavydov@virtuozzo.com>
Signed-off-by: Michal Hocko <mhocko@suse.com>
Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/sched.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index c2d2d7c5d463..49b1febcf7c3 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1852,7 +1852,7 @@ struct task_struct { #endif int pagefault_disabled; #ifdef CONFIG_MMU - struct list_head oom_reaper_list; + struct task_struct *oom_reaper_list; #endif /* CPU-specific state of this task */ struct thread_struct thread; |