Commit e9b152cb authored Dec 11, 2013 by Christoffer Dall

arm/arm64: kvm: Set vcpu->cpu to -1 on vcpu_put



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@arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>

parent 1006e8cb

arch/arm/kvm/arm.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -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);
		}