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author | Qiang Huang <h.huangqiang@huawei.com> | 2013-11-13 00:07:22 +0100 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-13 04:09:04 +0100 |
commit | b9921ecdee66984b00c38c00a358ef3f611d2b50 (patch) | |
tree | caf420f152f6c8764f150ad336645deec9acaeb2 /include | |
parent | mm/memory_hotplug.c: use pfn_to_nid() instead of page_to_nid(pfn_to_page()) (diff) | |
download | linux-b9921ecdee66984b00c38c00a358ef3f611d2b50.tar.xz linux-b9921ecdee66984b00c38c00a358ef3f611d2b50.zip |
mm: add a helper function to check may oom condition
Use helper function to check if we need to deal with oom condition.
Signed-off-by: Qiang Huang <h.huangqiang@huawei.com>
Acked-by: 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/oom.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/oom.h b/include/linux/oom.h index da60007075b5..4cd62677feb9 100644 --- a/include/linux/oom.h +++ b/include/linux/oom.h @@ -82,6 +82,11 @@ static inline void oom_killer_enable(void) oom_killer_disabled = false; } +static inline bool oom_gfp_allowed(gfp_t gfp_mask) +{ + return (gfp_mask & __GFP_FS) && !(gfp_mask & __GFP_NORETRY); +} + extern struct task_struct *find_lock_task_mm(struct task_struct *p); /* sysctls */ |