These commands cannot be issued right now without giving CAP_SYS_RAWIO to the process who wishes to send them. These commands can be useful also to non-privileged programs who have access to the block devices. For example a virtual machine monitor needs them to forward trim/discard to host disks.
Signed-off-by: Paolo Bonzini <[email protected]> --- block/scsi_ioctl.c | 3 ++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c index 260fa80..dd71f18 100644 --- a/block/scsi_ioctl.c +++ b/block/scsi_ioctl.c @@ -168,13 +168,16 @@ static void blk_set_cmd_filter_defaults(struct blk_cmd_filter *filter) /* Basic writing commands */ __set_bit(WRITE_6, filter->write_ok); __set_bit(WRITE_10, filter->write_ok); + __set_bit(WRITE_SAME, filter->write_ok); __set_bit(WRITE_VERIFY, filter->write_ok); __set_bit(WRITE_12, filter->write_ok); __set_bit(WRITE_VERIFY_12, filter->write_ok); __set_bit(WRITE_16, filter->write_ok); + __set_bit(WRITE_SAME_16, filter->write_ok); __set_bit(WRITE_LONG, filter->write_ok); __set_bit(WRITE_LONG_2, filter->write_ok); __set_bit(ERASE, filter->write_ok); + __set_bit(UNMAP, filter->write_ok); __set_bit(GPCMD_MODE_SELECT_10, filter->write_ok); __set_bit(MODE_SELECT, filter->write_ok); __set_bit(LOG_SELECT, filter->write_ok); -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
