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authorPekka Enberg <penberg@cs.helsinki.fi>2008-12-29 11:47:05 +0200
committerPekka Enberg <penberg@cs.helsinki.fi>2008-12-29 11:47:05 +0200
commit3c506efd7e0f615bd9603ce8c06bc4a896952599 (patch)
tree6ebc840535e9d93bf60e21e940a5f4558275a89d /mm/slub.c
parentfd37617e69fb865348d012eb1413aef0141ae2de (diff)
parent773ff60e841461cb1f9374a713ffcda029b8c317 (diff)
downloadop-kernel-dev-3c506efd7e0f615bd9603ce8c06bc4a896952599.zip
op-kernel-dev-3c506efd7e0f615bd9603ce8c06bc4a896952599.tar.gz
Merge branch 'topic/failslab' into for-linus
Conflicts: mm/slub.c Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Diffstat (limited to 'mm/slub.c')
-rw-r--r--mm/slub.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/slub.c b/mm/slub.c
index ca95e45..6cb7ad1 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -24,6 +24,7 @@
#include <linux/kallsyms.h>
#include <linux/memory.h>
#include <linux/math64.h>
+#include <linux/fault-inject.h>
/*
* Lock order:
@@ -1596,6 +1597,10 @@ static __always_inline void *slab_alloc(struct kmem_cache *s,
unsigned int objsize;
might_sleep_if(gfpflags & __GFP_WAIT);
+
+ if (should_failslab(s->objsize, gfpflags))
+ return NULL;
+
local_irq_save(flags);
c = get_cpu_slab(s, smp_processor_id());
objsize = c->objsize;
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