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| /openbmc/linux/drivers/xen/ |
| H A D | evtchn.c | d5669959 Fri Feb 19 09:40:29 CST 2021 Juergen Gross <jgross@suse.com> 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>
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