On Mon, Apr 16, 2018 at 01:37:23AM +0000, Wang Shilong wrote: > Yup, that patch have been used in Lustre deployment from RHEL6 and RHEL7 for years. > I think what Liu Bo tried to fix is a BUG. > If you agreed, I could send our improved patch for bitmap corruptions handling to upstream. The patch looks good to me, but needs to cover ext4_wait_block_bitmap as well with ext4_corrupted_block_group(). thanks, -liubo