The arch-generic KVM code expects the cpu field of a vcpu to be -1 if
the vcpu is no longer assigned to a cpu. This is used for the optimized
make_all_cpus_request path and will be used by the vgic code to check
that no vcpus are running.
Acked-by: Marc Zyngier <marc.zyngier@xxxxxxx>
Signed-off-by: Christoffer Dall <christoffer.dall@xxxxxxxxxx>
---
arch/arm/kvm/arm.c | 7 +++++++
1 file changed, 7 insertions(+)
Changelog[v4]:
- New in series
diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index f290b22..b92ff6d3 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -342,6 +342,13 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu)
{
+ /*
+ * The arch-generic KVM code expects the cpu field of a vcpu to be -1
+ * if the vcpu is no longer assigned to a cpu. This is used for the
+ * optimized make_all_cpus_request path.
+ */
+ vcpu->cpu = -1;
+
kvm_arm_set_running_vcpu(NULL);
}
--
1.8.5
--
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