IB/core: Ensure we map P2P memory correctly in rdma_rw_ctx_[init|destroy]()

[linux.git] / mm / list_lru.c

diff --git a/mm/list_lru.c b/mm/list_lru.c
index f5c6a2d1ea6646b154b9d7c2143034af76f68c39..5b30625fd3651a51deab140c3412897a51624f4f 100644 (file)
--- a/mm/list_lru.c
+++ b/mm/list_lru.c
@@ -282,6 +282,21 @@ list_lru_walk_one(struct list_lru *lru, int nid, struct mem_cgroup *memcg,
 }
 EXPORT_SYMBOL_GPL(list_lru_walk_one);
 
+unsigned long
+list_lru_walk_one_irq(struct list_lru *lru, int nid, struct mem_cgroup *memcg,
+                     list_lru_walk_cb isolate, void *cb_arg,
+                     unsigned long *nr_to_walk)
+{
+       struct list_lru_node *nlru = &lru->node[nid];
+       unsigned long ret;
+
+       spin_lock_irq(&nlru->lock);
+       ret = __list_lru_walk_one(nlru, memcg_cache_id(memcg), isolate, cb_arg,
+                                 nr_to_walk);
+       spin_unlock_irq(&nlru->lock);
+       return ret;
+}
+
 unsigned long list_lru_walk_node(struct list_lru *lru, int nid,
                                 list_lru_walk_cb isolate, void *cb_arg,
                                 unsigned long *nr_to_walk)