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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2022-08-23 06:39:23 +0300 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-23 00:09:40 +0300 |
| commit | d5024b011cb37b03aeeddd4b38857db427a04f11 (patch) | |
| tree | 2c3af9da12a9e206aedf01cab24dfdbd92b67a3b /fs/bcachefs/btree_locking.h | |
| parent | ca7d8fcabf29fae627babb72bda9b51763f9a145 (diff) | |
| download | linux-d5024b011cb37b03aeeddd4b38857db427a04f11.tar.xz | |
bcachefs: bch2_btree_node_lock_write_nofail()
Taking a write lock will be able to fail, with the new cycle detector -
unless we pass it nofail, which is possible but not preferred.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/btree_locking.h')
| -rw-r--r-- | fs/bcachefs/btree_locking.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/fs/bcachefs/btree_locking.h b/fs/bcachefs/btree_locking.h index 32c28c1341e9..6eaf44fd3f37 100644 --- a/fs/bcachefs/btree_locking.h +++ b/fs/bcachefs/btree_locking.h @@ -281,7 +281,7 @@ static inline int btree_node_lock(struct btree_trans *trans, void __bch2_btree_node_lock_write(struct btree_trans *, struct btree *); -static inline void bch2_btree_node_lock_write(struct btree_trans *trans, +static inline void bch2_btree_node_lock_write_nofail(struct btree_trans *trans, struct btree_path *path, struct btree *b) { @@ -300,6 +300,15 @@ static inline void bch2_btree_node_lock_write(struct btree_trans *trans, __bch2_btree_node_lock_write(trans, b); } +static inline int __must_check +bch2_btree_node_lock_write(struct btree_trans *trans, + struct btree_path *path, + struct btree *b) +{ + bch2_btree_node_lock_write_nofail(trans, path, b); + return 0; +} + /* relock: */ bool bch2_btree_path_relock_norestart(struct btree_trans *, |