journal replay wansn't validating pointers with bch_extent_invalid() before derefing, fixed Signed-off-by: Kent Overstreet <kmo@daterainc.com>
More work to disentangle various code from struct btree Signed-off-by: Kent Overstreet <kmo@daterainc.com>
Signed-off-by: Kent Overstreet <kmo@daterainc.com>