mm: Consider __GFP_NOWARN flag for oversized kvmalloc() calls

[linux-2.6-microblaze.git] / mm / util.c

diff --git a/mm/util.c b/mm/util.c
index 7e43369..d310208 100644 (file)
--- a/mm/util.c
+++ b/mm/util.c
@@ -587,8 +587,10 @@ void *kvmalloc_node(size_t size, gfp_t flags, int node)
                return ret;
 
        /* Don't even allow crazy sizes */
-       if (WARN_ON_ONCE(size > INT_MAX))
+       if (unlikely(size > INT_MAX)) {
+               WARN_ON_ONCE(!(flags & __GFP_NOWARN));
                return NULL;
+       }
 
        return __vmalloc_node(size, 1, flags, node,
                        __builtin_return_address(0));