evtchn: refuse EVTCHNOP_status for Xen-bound event channels
authorJan Beulich <jbeulich@suse.com>
Wed, 30 Sep 2020 07:10:01 +0000 (09:10 +0200)
committerJan Beulich <jbeulich@suse.com>
Wed, 30 Sep 2020 07:10:01 +0000 (09:10 +0200)
commitf60ab5337f968e2f10c639ab59db7afb0fe4f7c3
treebb86a4ad4d504cf5b3ea0f11fdc66d6ee5039e7c
parent5dba8c2f23049aa68b777a9e7e9f76c12dd00012
evtchn: refuse EVTCHNOP_status for Xen-bound event channels

Callers have no business knowing the state of the Xen end of an event
channel.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Julien Grall <jgrall@amazon.com>
Reviewed-by: Paul Durrant <Paul@xen.org>
xen/common/event_channel.c