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authorKent Overstreet <kent.overstreet@linux.dev>2025-05-09 17:01:05 -0400
committerKent Overstreet <kent.overstreet@linux.dev>2025-05-21 20:15:04 -0400
commit39cea302f13a0a9dc4cf39248529a42e79d06842 (patch)
tree8b4746647732b5e7bcd49d669207a48cd9b43f9e /fs/bcachefs/backpointers.h
parent15f969326ee296f7b7faf7704105a99fa02c288d (diff)
bcachefs: bch2_check_bucket_backpointer_mismatch()
Detect buckets with missing backpointers, and run repair on demand. __bch2_move_data_phys() now calls bch2_check_bucket_backpointer_mismatch() as it walks buckets, which checks for missing backpointers by comparing backpointers against bucket sector counts. When missing backpointers are detected, we kick off bch2_check_extents_to_backpointers() asynchronously - right away if we're trying to evacuate, or with a threshold if we're just running copygc. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/backpointers.h')
-rw-r--r--fs/bcachefs/backpointers.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/bcachefs/backpointers.h b/fs/bcachefs/backpointers.h
index fe7149a2fbf5..6840561084ce 100644
--- a/fs/bcachefs/backpointers.h
+++ b/fs/bcachefs/backpointers.h
@@ -182,7 +182,8 @@ 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 bpos, 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 *);