diff options
Diffstat (limited to 'fs/bcachefs/backpointers.h')
| -rw-r--r-- | fs/bcachefs/backpointers.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/fs/bcachefs/backpointers.h b/fs/bcachefs/backpointers.h index 16575dbc5736..7e71afee1ac0 100644 --- a/fs/bcachefs/backpointers.h +++ b/fs/bcachefs/backpointers.h @@ -53,11 +53,10 @@ static inline struct bpos bp_pos_to_bucket_and_offset(const struct bch_dev *ca, static inline bool bp_pos_to_bucket_nodev_noerror(struct bch_fs *c, struct bpos bp_pos, struct bpos *bucket) { - rcu_read_lock(); + guard(rcu)(); struct bch_dev *ca = bch2_dev_rcu_noerror(c, bp_pos.inode); if (ca) *bucket = bp_pos_to_bucket(ca, bp_pos); - rcu_read_unlock(); return ca != NULL; } @@ -102,7 +101,7 @@ static inline int bch2_bucket_backpointer_mod(struct btree_trans *trans, struct bkey_i_backpointer *bp, bool insert) { - if (unlikely(bch2_backpointers_no_use_write_buffer)) + if (static_branch_unlikely(&bch2_backpointers_no_use_write_buffer)) return bch2_bucket_backpointer_mod_nowritebuffer(trans, orig_k, bp, insert); if (!insert) { @@ -182,8 +181,20 @@ struct bkey_s_c bch2_backpointer_get_key(struct btree_trans *, struct bkey_s_c_b struct btree *bch2_backpointer_get_node(struct btree_trans *, struct bkey_s_c_backpointer, struct btree_iter *, struct bkey_buf *); +int bch2_check_bucket_backpointer_mismatch(struct btree_trans *, struct bch_dev *, u64, + bool, struct bkey_buf *); + int bch2_check_btree_backpointers(struct bch_fs *); int bch2_check_extents_to_backpointers(struct bch_fs *); int bch2_check_backpointers_to_extents(struct bch_fs *); +static inline bool bch2_bucket_bitmap_test(struct bucket_bitmap *b, u64 i) +{ + unsigned long *bitmap = READ_ONCE(b->buckets); + return bitmap && test_bit(i, bitmap); +} + +int bch2_bucket_bitmap_resize(struct bch_dev *, struct bucket_bitmap *, u64, u64); +void bch2_bucket_bitmap_free(struct bucket_bitmap *); + #endif /* _BCACHEFS_BACKPOINTERS_BACKGROUND_H */ |