Re: [PATCH 6/7] xen/evtch: use smp barriers for user event ring

From: Jan Beulich
Date: Mon Feb 08 2021 - 04:46:07 EST


On 06.02.2021 11:49, Juergen Gross wrote:
> The ring buffer for user events is used in the local system only, so
> smp barriers are fine for ensuring consistency.
>
> Reported-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>

Albeit I think "local system" is at least ambiguous (physical
machine? VM?). How about something like "is local to the given
kernel instance"?

Jan