xen/evtchn: use smp barriers for user event ring
The ring buffer for user events is local to the given kernel instance, so smp barriers are fine for ensuring consistency. Reported-by:Andrew Cooper <andrew.cooper3@citrix.com> Signed-off-by:
Juergen Gross <jgross@suse.com> Reviewed-by:
Jan Beulich <jbeulich@suse.com> Link: https://lore.kernel.org/r/20210219154030.10892-8-jgross@suse.com Signed-off-by:
Boris Ostrovsky <boris.ostrovsky@oracle.com>
parent
06f45fe9
Please register or sign in to comment