1 files changed, 4 insertions, 4 deletions

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 8d7a152a90c6..41cf1b451b41 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2786,15 +2786,15 @@ int try_release_extent_mapping(struct extent_map_tree *map,
                 u64 len;
                 while (start <= end) {
                         len = end - start + 1;
-                        spin_lock(&map->lock);
+                        write_lock(&map->lock);
                         em = lookup_extent_mapping(map, start, len);
                         if (!em || IS_ERR(em)) {
-                                spin_unlock(&map->lock);
+                                write_unlock(&map->lock);
                                 break;
                         }
                         if (test_bit(EXTENT_FLAG_PINNED, &em->flags) ||
                             em->start != start) {
-                                spin_unlock(&map->lock);
+                                write_unlock(&map->lock);
                                 free_extent_map(em);
                                 break;
                         }
@@ -2808,7 +2808,7 @@ int try_release_extent_mapping(struct extent_map_tree *map,
                                 free_extent_map(em);
                         }
                         start = extent_map_end(em);
-                        spin_unlock(&map->lock);
+                        write_unlock(&map->lock);
 
                         /* once for us */
                         free_extent_map(em);