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-rw-r--r--fs/btrfs/extent_map.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index ed88f5ee4bea..9759911dd34e 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -289,7 +289,8 @@ out:
void clear_em_logging(struct extent_map_tree *tree, struct extent_map *em)
{
clear_bit(EXTENT_FLAG_LOGGING, &em->flags);
- try_merge_map(tree, em);
+ if (em->in_tree)
+ try_merge_map(tree, em);
}
/**