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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2022-03-10 17:35:06 -0500 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@gmail.com> | 2022-03-12 20:14:14 -0500 |
| commit | e16df0c1d65ea90c05562569569725de2dc66ca6 (patch) | |
| tree | 2c8232181dd67f7836be7f1aa3d309467d113aa2 | |
| parent | fc37db01da75e02e4c3fb717e2b2547717c4104b (diff) | |
bcachefs: Add a missing wakeup
This fixes a rare bug with bch2_btree_flush_all_writes() getting stuck.
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
| -rw-r--r-- | fs/bcachefs/btree_io.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/bcachefs/btree_io.c b/fs/bcachefs/btree_io.c index 4f0ad06a615a..e6cea4c687e1 100644 --- a/fs/bcachefs/btree_io.c +++ b/fs/bcachefs/btree_io.c @@ -1626,6 +1626,8 @@ static void __btree_node_write_done(struct bch_fs *c, struct btree *b) if (new & (1U << BTREE_NODE_write_in_flight)) __bch2_btree_node_write(c, b, BTREE_WRITE_ALREADY_STARTED); + else + wake_up_bit(&b->flags, BTREE_NODE_write_in_flight); } static void btree_node_write_done(struct bch_fs *c, struct btree *b) @@ -2094,7 +2096,6 @@ restart: rcu_read_unlock(); wait_on_bit_io(&b->flags, flag, TASK_UNINTERRUPTIBLE); goto restart; - } rcu_read_unlock(); } |