From: Eric Auger <eric.au...@redhat.com>
We may be miss some NV related GIC register save/restore. Until
we complete the study, let's add a migration blocker when the
maintenance IRQ is set.
Signed-off-by: Eric Auger <eric.au...@redhat.com>
Message-id: 20250707164129.1167837-5-eric.au...@redhat.com
Suggested-by: Peter Maydell <peter.mayd...@linaro.org>
Reviewed-by: Peter Maydell <peter.mayd...@linaro.org>
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
---
hw/intc/arm_gicv3_kvm.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/hw/intc/arm_gicv3_kvm.c b/hw/intc/arm_gicv3_kvm.c
index b30aac7aee1..8ed88e74299 100644
--- a/hw/intc/arm_gicv3_kvm.c
+++ b/hw/intc/arm_gicv3_kvm.c
@@ -827,8 +827,16 @@ static void kvm_arm_gicv3_realize(DeviceState *dev, Error
**errp)
}
if (s->maint_irq) {
+ Error *kvm_nv_migration_blocker = NULL;
int ret;
+ error_setg(&kvm_nv_migration_blocker,
+ "Live migration disabled because KVM nested virt is
enabled");
+ if (migrate_add_blocker(&kvm_nv_migration_blocker, errp)) {
+ error_free(kvm_nv_migration_blocker);
+ return;
+ }
+
ret = kvm_device_check_attr(s->dev_fd,
KVM_DEV_ARM_VGIC_GRP_MAINT_IRQ, 0);
if (!ret) {
--
2.43.0
