summaryrefslogtreecommitdiff
path: root/mm/slab.c
diff options
context:
space:
mode:
Diffstat (limited to 'mm/slab.c')
-rw-r--r--mm/slab.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/mm/slab.c b/mm/slab.c
index 19d9218..5c846d2 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1621,10 +1621,16 @@ __initcall(cpucache_init);
static noinline void
slab_out_of_memory(struct kmem_cache *cachep, gfp_t gfpflags, int nodeid)
{
+#if DEBUG
struct kmem_cache_node *n;
struct page *page;
unsigned long flags;
int node;
+ static DEFINE_RATELIMIT_STATE(slab_oom_rs, DEFAULT_RATELIMIT_INTERVAL,
+ DEFAULT_RATELIMIT_BURST);
+
+ if ((gfpflags & __GFP_NOWARN) || !__ratelimit(&slab_oom_rs))
+ return;
printk(KERN_WARNING
"SLAB: Unable to allocate memory on node %d (gfp=0x%x)\n",
@@ -1662,6 +1668,7 @@ slab_out_of_memory(struct kmem_cache *cachep, gfp_t gfpflags, int nodeid)
node, active_slabs, num_slabs, active_objs, num_objs,
free_objects);
}
+#endif
}
/*
@@ -1683,8 +1690,7 @@ static struct page *kmem_getpages(struct kmem_cache *cachep, gfp_t flags,
page = alloc_pages_exact_node(nodeid, flags | __GFP_NOTRACK, cachep->gfporder);
if (!page) {
- if (!(flags & __GFP_NOWARN) && printk_ratelimit())
- slab_out_of_memory(cachep, flags, nodeid);
+ slab_out_of_memory(cachep, flags, nodeid);
return NULL;
}