Re: [Qemu-devel] [PATCH] xen: Fix event channel interface for XenDevice-s

[Anthony PERARD <anthony.perard@citrix.com>]

On Fri, Jan 11, 2019 at 06:09:41PM +0000, Anthony PERARD wrote:
> Patch "xen: add event channel interface for XenDevice-s" makes use of
> the type xenevtchn_port_or_error_t, but this isn't avaiable before Xen
> 4.7. Also the function xen_device_bind_event_channel assign the return
> value of xenevtchn_bind_interdomain to channel->local_port but check the
> result for error with xendev->local_port.
> 
> Fix by:
> - removing local_port from struct XenDevice as it isn't use anywere.
> - adding a compatibility typedef for xenevtchn_port_or_error_t for Xen
>   4.6 and earlier.
> 
> As extra, replace the type of XenEventChannel->local_port by
> evtchn_port_t.
> 
> Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>

Notes:
This patch fix "xen: add event channel interface for XenDevice-s" that
isn't commited yet, of the patch series "Xen PV backend 'qdevification'".

-- 
Anthony PERARD