Re: [PATCH v2 5/8] pr-manager-helper: add PR_HELPER_CLEANUP command support

[Eric Blake <eblake@redhat.com>]

On Tue, Oct 13, 2026 at 02:17:49PM -0400, Stefan Hajnoczi wrote:
> qemu-pr-helper now supports the vendor-specific PR_HELPER_CLEANUP SCSI
> command. Add support to the client side.
> 
> pr_manager_helper_run() uses scsi_cdb_xfer() to determine the number of
> bytes to transfer. Extend scsi_cdb_xfer() to know that this
> vendor-specific command does not transfer any bytes.
> 
> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
> ---
> v2:
> - Move cdb[0] check after copy from io_hdr
> - Add missing endianness conversion for protocol flags
> ---
>  scsi/pr-manager-helper.c | 20 +++++++++++++++++---
>  scsi/utils.c             |  3 +++
>  2 files changed, 20 insertions(+), 3 deletions(-)
> 

Reviewed-by: Eric Blake <eblake@redhat.com>

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.
Virtualization:  qemu.org | libguestfs.org