slab would still spew a warning when a big allocation happens with the
__GFP_NOWARN fleg is set. Prevent that to conform to __GFP_NOWARN.
Signed-off-by: Sasha Levin <sasha.le...@oracle.com>
---
mm/slab_common.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/mm/slab_common.c b/mm/slab_common.c
index ff3218a..2d41450 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -373,8 +373,10 @@ struct kmem_cache *kmalloc_slab(size_t size, gfp_t flags)
{
int index;
- if (WARN_ON_ONCE(size > KMALLOC_MAX_SIZE))
+ if (size > KMALLOC_MAX_SIZE) {
+ WARN_ON_ONCE(!(flags & __GFP_NOWARN));
return NULL;
+ }
if (size <= 192) {
if (!size)
--
1.8.2.1
--
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