diff options
| -rw-r--r-- | fs/bcachefs/btree_locking.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/bcachefs/btree_locking.c b/fs/bcachefs/btree_locking.c index 87718c647fbb..2c3d44564d50 100644 --- a/fs/bcachefs/btree_locking.c +++ b/fs/bcachefs/btree_locking.c @@ -10,10 +10,12 @@ struct lock_class_key bch2_btree_node_lock_key; static inline void six_lock_readers_add(struct six_lock *lock, int nr) { - if (!lock->readers) + if (lock->readers) + this_cpu_add(*lock->readers, nr); + else if (nr > 0) atomic64_add(__SIX_VAL(read_lock, nr), &lock->state.counter); else - this_cpu_add(*lock->readers, nr); + atomic64_sub(__SIX_VAL(read_lock, -nr), &lock->state.counter); } struct six_lock_count bch2_btree_node_lock_counts(struct btree_trans *trans, |