Re: [Xen-devel] [PATCH v6 4/5] vm_event: clear up return value of vm_event_monitor_traps

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

> From: Tamas K Lengyel [mailto:tamas@xxxxxxxxxxxxx]
> Sent: Friday, June 24, 2016 1:07 AM
> 
> The return value has not been clearly defined, with the function
> never returning 0 which seemingly indicated a condition where the
> guest should crash.
> 
> In this patch we define -rc as error condition where a subscriber is
> present but an error prevented the notification from being sent;
> 0 where there is no subscriber or the notification was sent and the vCPU
> is not paused (i.e. safe to continue execution as normal); and 1 where the
> notification was sent with the vCPU paused and we are waiting for a
> response.
> 
> Signed-off-by: Tamas K Lengyel <tamas@xxxxxxxxxxxxx>
> Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
> Acked-by: Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>

Sorry I should ack this new version:

Acked-by: Kevin Tian <kevin.tian@xxxxxxxxx>

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel