Commit e0c8369b authored by Kent Overstreet's avatar Kent Overstreet
Browse files

bcachefs: Add version check for bch_btree_ptr_v2.sectors_written validate 



A user popped up with a very old (0.11) filesystem that needed repair
and wasn't recently backed up.

Reported-by: default avatarManoa <manoa@mail.com>
Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
parent 27de0ee3

fs/bcachefs/extents.c

+2 −1
Original line number Diff line number Diff line
@@ -203,7 +203,8 @@ int bch2_btree_ptr_v2_validate(struct bch_fs *c, struct bkey_s_c k, 
			 c, btree_ptr_v2_min_key_bad,

			 "min_key > key");



	if (flags & BCH_VALIDATE_write)

	if ((flags & BCH_VALIDATE_write) &&

	    c->sb.version_min >= bcachefs_metadata_version_btree_ptr_sectors_written)

		bkey_fsck_err_on(!bp.v->sectors_written,

				 c, btree_ptr_v2_written_0,

				 "sectors_written == 0");