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-rw-r--r--mm/slub.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/mm/slub.c b/mm/slub.c
index ce62b77..819f056 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1085,11 +1085,17 @@ static struct page *allocate_slab(struct kmem_cache *s, gfp_t flags, int node)
{
struct page *page;
struct kmem_cache_order_objects oo = s->oo;
+ gfp_t alloc_gfp;
flags |= s->allocflags;
- page = alloc_slab_page(flags | __GFP_NOWARN | __GFP_NORETRY, node,
- oo);
+ /*
+ * Let the initial higher-order allocation fail under memory pressure
+ * so we fall-back to the minimum order allocation.
+ */
+ alloc_gfp = (flags | __GFP_NOWARN | __GFP_NORETRY) & ~__GFP_NOFAIL;
+
+ page = alloc_slab_page(alloc_gfp, node, oo);
if (unlikely(!page)) {
oo = s->min;
/*
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