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-rw-r--r--mm/filemap.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index ca0bdb2d167a..8539d104d28f 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -159,9 +159,12 @@ static int page_cache_tree_insert(struct address_space *mapping,
* node->private_list is protected by
* mapping->tree_lock.
*/
- if (!list_empty(&node->private_list))
- list_lru_del(&workingset_shadow_nodes,
+ if (!list_empty(&node->private_list)) {
+ local_lock(workingset_shadow_lock);
+ list_lru_del(&__workingset_shadow_nodes,
&node->private_list);
+ local_unlock(workingset_shadow_lock);
+ }
}
return 0;
}
@@ -217,8 +220,10 @@ static void page_cache_tree_delete(struct address_space *mapping,
if (!dax_mapping(mapping) && !workingset_node_pages(node) &&
list_empty(&node->private_list)) {
node->private_data = mapping;
- list_lru_add(&workingset_shadow_nodes,
- &node->private_list);
+ local_lock(workingset_shadow_lock);
+ list_lru_add(&__workingset_shadow_nodes,
+ &node->private_list);
+ local_unlock(workingset_shadow_lock);
}
}