diff options
| author | Kent Overstreet <kent.overstreet@linux.dev> | 2024-04-10 14:41:17 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-05-08 17:29:17 -0400 |
| commit | 9089376f709e726e9bd2914284b9b98af65de749 (patch) | |
| tree | 3efb00a0df6ff0033b2de096aa092933920addf2 | |
| parent | 7423330e30ab916d56ce9a9d49e37e40ead5b153 (diff) | |
bcachefs: bch2_btree_node_header_to_text()
better btree node read path error messages
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
| -rw-r--r-- | fs/bcachefs/btree_io.c | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/fs/bcachefs/btree_io.c b/fs/bcachefs/btree_io.c index fc046c9ccb45..ed80556b80fe 100644 --- a/fs/bcachefs/btree_io.c +++ b/fs/bcachefs/btree_io.c @@ -23,6 +23,18 @@ #include <linux/sched/mm.h> +static void bch2_btree_node_header_to_text(struct printbuf *out, struct btree_node *bn) +{ + prt_printf(out, "btree=%s l=%u seq %llux\n", + bch2_btree_id_str(BTREE_NODE_ID(bn)), + (unsigned) BTREE_NODE_LEVEL(bn), bn->keys.seq); + prt_str(out, "min: "); + bch2_bpos_to_text(out, bn->min_key); + prt_newline(out); + prt_str(out, "max: "); + bch2_bpos_to_text(out, bn->max_key); +} + void bch2_btree_node_io_unlock(struct btree *b) { EBUG_ON(!btree_node_write_in_flight(b)); @@ -1021,18 +1033,19 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, -BCH_ERR_btree_node_read_err_must_retry, c, ca, b, NULL, btree_node_bad_seq, - "got wrong btree node (want %llx got %llx)\n" - "got btree %s level %llu pos %s", - bp->seq, b->data->keys.seq, - bch2_btree_id_str(BTREE_NODE_ID(b->data)), - BTREE_NODE_LEVEL(b->data), - buf.buf); + "got wrong btree node: got\n%s", + (printbuf_reset(&buf), + bch2_btree_node_header_to_text(&buf, b->data), + buf.buf)); } else { btree_err_on(!b->data->keys.seq, -BCH_ERR_btree_node_read_err_must_retry, c, ca, b, NULL, btree_node_bad_seq, - "bad btree header: seq 0"); + "bad btree header: seq 0\n%s", + (printbuf_reset(&buf), + bch2_btree_node_header_to_text(&buf, b->data), + buf.buf)); } while (b->written < (ptr_written ?: btree_sectors(c))) { |