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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2023-05-29 00:06:27 +0200 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-22 23:10:03 +0200 |
| commit | b5fd75669ab1283e7a9caf6288c425108bd382b0 (patch) | |
| tree | 65003eef4cafbff47425bc4e726c2ab895c91e9d /fs/bcachefs/btree_locking.c | |
| parent | bcachefs: GFP_NOIO -> GFP_NOFS (diff) | |
| download | linux-b5fd75669ab1283e7a9caf6288c425108bd382b0.tar.xz linux-b5fd75669ab1283e7a9caf6288c425108bd382b0.zip | |
bcachefs: drop_locks_do()
Add a new helper for the common pattern of:
- trans_unlock()
- do something
- trans_relock()
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/btree_locking.c')
| -rw-r--r-- | fs/bcachefs/btree_locking.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/fs/bcachefs/btree_locking.c b/fs/bcachefs/btree_locking.c index 1f4eca898ab7..23a6d63223af 100644 --- a/fs/bcachefs/btree_locking.c +++ b/fs/bcachefs/btree_locking.c @@ -736,11 +736,8 @@ bool bch2_trans_locked(struct btree_trans *trans) int __bch2_trans_mutex_lock(struct btree_trans *trans, struct mutex *lock) { - int ret; + int ret = drop_locks_do(trans, (mutex_lock(lock), 0)); - bch2_trans_unlock(trans); - mutex_lock(lock); - ret = bch2_trans_relock(trans); if (ret) mutex_unlock(lock); return ret; |