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-rw-r--r--fs/btrfs/inode.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index ae4c0a1bef38..df77ba89acbe 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8309,6 +8309,7 @@ static void __endio_write_update_ordered(struct inode *inode,
btrfs_work_func_t func;
u64 ordered_offset = offset;
u64 ordered_bytes = bytes;
+ u64 last_offset;
int ret;
if (btrfs_is_free_space_inode(BTRFS_I(inode))) {
@@ -8320,6 +8321,7 @@ static void __endio_write_update_ordered(struct inode *inode,
}
again:
+ last_offset = ordered_offset;
ret = btrfs_dec_test_first_ordered_pending(inode, &ordered,
&ordered_offset,
ordered_bytes,
@@ -8331,6 +8333,12 @@ again:
btrfs_queue_work(wq, &ordered->work);
out_test:
/*
+ * If btrfs_dec_test_ordered_pending does not find any ordered extent
+ * in the range, we can exit.
+ */
+ if (ordered_offset == last_offset)
+ return;
+ /*
* our bio might span multiple ordered extents. If we haven't
* completed the accounting for the whole dio, go back and try again
*/