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-rw-r--r--mm/mempolicy.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 1d771e4200d2..bd92431d4c49 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();