[PATCH] mm-slab: allocate kmem_cache with __GFP_REPEAT

Konstantin Khlebnikov
2011-07-20T12:16:21Z

Order of sizeof(struct kmem_cache) can be bigger than PAGE_ALLOC_COSTLY_ORDER,
thus there is a good chance of unsuccessful allocation.
With __GFP_REPEAT buddy-allocator will reclaim/compact memory more aggressively.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
---
mm/slab.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/mm/slab.c b/mm/slab.c
index d96e223..53bddc8 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2304,7 +2304,7 @@ kmem_cache_create (const char *name, size_t size, size_t align,
gfp = GFP_NOWAIT;

/* Get cache's description obj. */
- cachep = kmem_cache_zalloc(&cache_cache, gfp);
+ cachep = kmem_cache_zalloc(&cache_cache, gfp | __GFP_REPEAT);
if (!cachep)
goto oops;