bool bch2_bucket_nocow_is_locked(struct bucket_nocow_lock_table *, struct bpos);
void bch2_bucket_nocow_unlock(struct bucket_nocow_lock_table *, struct bpos, int);
+bool __bch2_bucket_nocow_trylock(struct nocow_lock_bucket *, u64, int);
void __bch2_bucket_nocow_lock(struct bucket_nocow_lock_table *,
struct nocow_lock_bucket *, u64, int);
__bch2_bucket_nocow_lock(t, l, dev_bucket, flags);
}
+static inline bool bch2_bucket_nocow_trylock(struct bucket_nocow_lock_table *t,
+ struct bpos bucket, int flags)
+{
+ u64 dev_bucket = bucket_to_u64(bucket);
+ struct nocow_lock_bucket *l = bucket_nocow_lock(t, dev_bucket);
+
+ return __bch2_bucket_nocow_trylock(l, dev_bucket, flags);
+}
+
void bch2_nocow_locks_to_text(struct printbuf *, struct bucket_nocow_lock_table *);
+void bch2_fs_nocow_locking_exit(struct bch_fs *);
int bch2_fs_nocow_locking_init(struct bch_fs *);
#endif /* _BCACHEFS_NOCOW_LOCKING_H */