Author: kib
Date: Sat Aug 10 08:34:02 2019
New Revision: 350834
URL: https://svnweb.freebsd.org/changeset/base/350834
Log:
MFC r350560:
bhyve: Ignore MSI/MSI-X interrupts sent to non-active vCPUs in
physical destination mode.
Modified:
stable/11/sys/amd64/vmm/io/vlapic.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/amd64/vmm/io/vlapic.c
==============================================================================
--- stable/11/sys/amd64/vmm/io/vlapic.c Sat Aug 10 08:29:23 2019
(r350833)
+++ stable/11/sys/amd64/vmm/io/vlapic.c Sat Aug 10 08:34:02 2019
(r350834)
@@ -836,7 +836,8 @@ vlapic_calcdest(struct vm *vm, cpuset_t *dmask, uint32
*/
CPU_ZERO(dmask);
vcpuid = vm_apicid2vcpuid(vm, dest);
- if (vcpuid < vm_get_maxcpus(vm))
+ amask = vm_active_cpus(vm);
+ if (vcpuid < vm_get_maxcpus(vm) && CPU_ISSET(vcpuid, &amask))
CPU_SET(vcpuid, dmask);
} else {
/*
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