diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 5f1ea756aaceee191eaccb1e5c73ab7455636de8..cfe55dfca015328b6471ce90ea6dfc3944e4aa58 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -151,7 +151,7 @@ extern struct zonelist *huge_zonelist(struct vm_area_struct *vma,
 extern bool init_nodemask_of_mempolicy(nodemask_t *mask);
 extern bool mempolicy_nodemask_intersects(struct task_struct *tsk,
 				const nodemask_t *mask);
-extern unsigned slab_node(void);
+extern unsigned int mempolicy_slab_node(void);
 
 extern enum zone_type policy_zone;
 
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index e3ab02822799d2527949fc4476a380820aec5371..0ad0ba31979f50d5066ce306b1ad3f233f485a63 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1782,21 +1782,18 @@ static unsigned interleave_nodes(struct mempolicy *policy)
 /*
  * Depending on the memory policy provide a node from which to allocate the
  * next slab entry.
- * @policy must be protected by freeing by the caller.  If @policy is
- * the current task's mempolicy, this protection is implicit, as only the
- * task can change it's policy.  The system default policy requires no
- * such protection.
  */
-unsigned slab_node(void)
+unsigned int mempolicy_slab_node(void)
 {
 	struct mempolicy *policy;
+	int node = numa_mem_id();
 
 	if (in_interrupt())
-		return numa_node_id();
+		return node;
 
 	policy = current->mempolicy;
 	if (!policy || policy->flags & MPOL_F_LOCAL)
-		return numa_node_id();
+		return node;
 
 	switch (policy->mode) {
 	case MPOL_PREFERRED:
@@ -1816,11 +1813,11 @@ unsigned slab_node(void)
 		struct zonelist *zonelist;
 		struct zone *zone;
 		enum zone_type highest_zoneidx = gfp_zone(GFP_KERNEL);
-		zonelist = &NODE_DATA(numa_node_id())->node_zonelists[0];
+		zonelist = &NODE_DATA(node)->node_zonelists[0];
 		(void)first_zones_zonelist(zonelist, highest_zoneidx,
 							&policy->v.nodes,
 							&zone);
-		return zone ? zone->node : numa_node_id();
+		return zone ? zone->node : node;
 	}
 
 	default:
diff --git a/mm/slab.c b/mm/slab.c
index 9153c802e2fee1898c62ea1cdcb5efecb3bbc2ed..4b17f4c2e92ddf434e75a090893d618d88134654 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3042,7 +3042,7 @@ static void *alternate_node_alloc(struct kmem_cache *cachep, gfp_t flags)
 	if (cpuset_do_slab_mem_spread() && (cachep->flags & SLAB_MEM_SPREAD))
 		nid_alloc = cpuset_slab_spread_node();
 	else if (current->mempolicy)
-		nid_alloc = slab_node();
+		nid_alloc = mempolicy_slab_node();
 	if (nid_alloc != nid_here)
 		return ____cache_alloc_node(cachep, flags, nid_alloc);
 	return NULL;
@@ -3074,7 +3074,7 @@ static void *fallback_alloc(struct kmem_cache *cache, gfp_t flags)
 
 retry_cpuset:
 	cpuset_mems_cookie = read_mems_allowed_begin();
-	zonelist = node_zonelist(slab_node(), flags);
+	zonelist = node_zonelist(mempolicy_slab_node(), flags);
 
 retry:
 	/*
diff --git a/mm/slub.c b/mm/slub.c
index fe6d7be22ef09b30c33dff7c57665b750b0610bf..5b05e4fe9a1a1b521b0ea6656d4a577ec8d0092d 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1685,7 +1685,7 @@ static void *get_any_partial(struct kmem_cache *s, gfp_t flags,
 
 	do {
 		cpuset_mems_cookie = read_mems_allowed_begin();
-		zonelist = node_zonelist(slab_node(), flags);
+		zonelist = node_zonelist(mempolicy_slab_node(), flags);
 		for_each_zone_zonelist(zone, z, zonelist, high_zoneidx) {
 			struct kmem_cache_node *n;