From 78a8f36280e178df4e78382c82a20e3af1704e65 Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Wed, 23 Feb 2022 10:32:43 -0500 Subject: [PATCH] bcachefs: Improve some btree node read error messages On btree node read error, it's helpful to see what we were trying to read - was it all zeroes? Signed-off-by: Kent Overstreet --- fs/bcachefs/btree_io.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/fs/bcachefs/btree_io.c b/fs/bcachefs/btree_io.c index a0446df0d3dad..c65c640753b61 100644 --- a/fs/bcachefs/btree_io.c +++ b/fs/bcachefs/btree_io.c @@ -880,11 +880,12 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, btree_err_on(le64_to_cpu(b->data->magic) != bset_magic(c), BTREE_ERR_MUST_RETRY, c, ca, b, NULL, - "bad magic"); + "bad magic: want %llx, got %llx", + bset_magic(c), le64_to_cpu(b->data->magic)); btree_err_on(!b->data->keys.seq, BTREE_ERR_MUST_RETRY, c, ca, b, NULL, - "bad btree header"); + "bad btree header: seq 0"); if (b->key.k.type == KEY_TYPE_btree_ptr_v2) { struct bch_btree_ptr_v2 *bp = -- 2.30.2