1 files changed, 7 insertions, 1 deletions

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index f15c1b24ca18..cb0b230aa3f2 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1602,8 +1602,14 @@ static unsigned interleave_nodes(struct mempolicy *policy)
  * task can change it's policy.  The system default policy requires no
  * such protection.
  */
-unsigned slab_node(struct mempolicy *policy)
+unsigned slab_node(void)
 {
+        struct mempolicy *policy;
+
+        if (in_interrupt())
+                return numa_node_id();
+
+        policy = current->mempolicy;
         if (!policy || policy->flags & MPOL_F_LOCAL)
                 return numa_node_id();