Re: [PATCH V5] Update pvSCSI protocol description / libxl

["Pasi Kärkkäinen" <pasik@iki.fi>]

Hello,

Juergen/Olaf: Now that Xen PVSCSI drivers are in upstream Linux 3.18 kernel 
I was wondering if you guys also have plans to work on adding xl / libxl support for PVSCSI ? 


Thanks,

-- Pasi

On Thu, Aug 28, 2014 at 06:14:32AM +0200, Juergen Gross wrote:
> Update the protocol description of the pvSCSI framework used to pass through
> SCSI devices to a guest (pv or hvm).
> 
> The main changes are:
> - added comments
> - add support for larger SG-lists by putting them in an own granted page
> - deprecate VSCSIIF_ACT_SCSI_SG_PRESET action with related structures
> - add ref_rqid for action VSCSIIF_ACT_SCSI_ABORT to be able to specify the
>   request to abort
> - deprecate timeout_per_command as this really should be handled by the
>   backend in case of default settings or by the guest domain by aborting a
>   long running command
> 
> This update is related to the rework of the pvSCSI backend and frontend drivers
> in the Linux kernel. This interface version is included in that rework, too.
> 
> Signed-off-by: Juergen Gross <jgross@suse.com>
> Reviewed-by: David Vrabel <david.vrabel@citrix.com>
> Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> ---
>  xen/include/public/io/vscsiif.h | 185 +++++++++++++++++++++++++++++++++++-----
>  1 file changed, 164 insertions(+), 21 deletions(-)
>