Author: royger
Date: Mon Nov 26 16:54:16 2018
New Revision: 340982
URL: https://svnweb.freebsd.org/changeset/base/340982
Log:
MFC r338628: xen: limit the usage of PIRQs to a legacy PVH Dom0
Sponsored by: Citrix Systems R&D
Modified:
stable/11/sys/x86/xen/xen_intr.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/x86/xen/xen_intr.c
==============================================================================
--- stable/11/sys/x86/xen/xen_intr.c Mon Nov 26 16:38:39 2018
(r340981)
+++ stable/11/sys/x86/xen/xen_intr.c Mon Nov 26 16:54:16 2018
(r340982)
@@ -658,7 +658,8 @@ xen_intr_init(void *dummy __unused)
xen_intr_pirq_eoi_map_enabled = true;
intr_register_pic(&xen_intr_pic);
- intr_register_pic(&xen_intr_pirq_pic);
+ if (xen_pv_domain() && xen_initial_domain())
+ intr_register_pic(&xen_intr_pirq_pic);
if (bootverbose)
printf("Xen interrupt system initialized\n");
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