Zhang,
> Changes since RFC v4: > - Rebase codes on 6.16-rc1. > - Add a new queue_limit flag, and change the write_zeroes_unmap sysfs > interface to RW mode. User can disable the unmap write zeroes > operation by writing '0' to it when the operation is slow. > - Modify the documentation of write_zeroes_unmap sysfs interface as > Martin suggested. > - Remove the statx interface. > - Make the bdev and ext4 don't allow to submit FALLOC_FL_WRITE_ZEROES > if the block device does not enable the unmap write zeroes operation, > it should return -EOPNOTSUPP. This looks OK to me as long as the fs folks agree on the fallocate() semantics. Reviewed-by: Martin K. Petersen <martin.peter...@oracle.com> -- Martin K. Petersen
