We need to reset @refs_to_drop to 1 when we're going to delete the last
special dedup reference, otherwise we can trigger (@refs < @refs_to_drop)
and end up with transaction abortion.
Signed-off-by: Liu Bo <bo.li....@oracle.com>
---
fs/btrfs/extent-tree.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 4c1c342..1cb3ec5 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -5931,6 +5931,7 @@ again:
btrfs_release_path(path);
root_objectid = BTRFS_DEDUP_TREE_OBJECTID;
parent = 0;
+ refs_to_drop = 1;
goto again;
}
--
1.8.2.1
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