diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index d9bba82923d5f70aa8d373afc128ed4e25e8121e..183a964ca61b0f01399851757110f09c4b434196 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -463,7 +463,6 @@ void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask, int order)
 	 * NUMA) that may require different handling.
 	 */
 	constraint = constrained_alloc(zonelist, gfp_mask);
-	cpuset_lock();
 	read_lock(&tasklist_lock);
 
 	switch (constraint) {
@@ -495,7 +494,6 @@ void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask, int order)
 		/* Found nothing?!?! Either we hang forever, or we panic. */
 		if (!p) {
 			read_unlock(&tasklist_lock);
-			cpuset_unlock();
 			panic("Out of memory and no killable processes...\n");
 		}
 
@@ -508,7 +506,6 @@ void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask, int order)
 
 out:
 	read_unlock(&tasklist_lock);
-	cpuset_unlock();
 
 	/*
 	 * Give "p" a good chance of killing itself before we