From b9921ecdee66984b00c38c00a358ef3f611d2b50 Mon Sep 17 00:00:00 2001 From: Qiang Huang Date: Tue, 12 Nov 2013 15:07:22 -0800 Subject: 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 Acked-by: David Rientjes Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/memcontrol.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) (limited to 'mm/memcontrol.c') diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 13b9d0f221b8..3427de9897a5 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -2984,21 +2984,14 @@ static int memcg_charge_kmem(struct mem_cgroup *memcg, gfp_t gfp, u64 size) struct res_counter *fail_res; struct mem_cgroup *_memcg; int ret = 0; - bool may_oom; ret = res_counter_charge(&memcg->kmem, size, &fail_res); if (ret) return ret; - /* - * Conditions under which we can wait for the oom_killer. Those are - * the same conditions tested by the core page allocator - */ - may_oom = (gfp & __GFP_FS) && !(gfp & __GFP_NORETRY); - _memcg = memcg; ret = __mem_cgroup_try_charge(NULL, gfp, size >> PAGE_SHIFT, - &_memcg, may_oom); + &_memcg, oom_gfp_allowed(gfp)); if (ret == -EINTR) { /* -- cgit v1.2.3