On 2025/6/23 23:08, Martin K. Petersen wrote:

Zhang,

quoted

This series implements the BLK_FEAT_WRITE_ZEROES_UNMAP feature and
BLK_FLAG_WRITE_ZEROES_UNMAP_DISABLED flag for SCSI, NVMe and
device-mapper drivers, and add the FALLOC_FL_WRITE_ZEROES and
STATX_ATTR_WRITE_ZEROES_UNMAP support for ext4 and raw bdev devices.
Any comments are welcome.

This looks OK to me.

Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>

Thank you, Martin and Christoph, for the patient review. I will update
my test patches next.

Best regards,
Yi.