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| author | Christoffer Dall | 2013-12-12 05:29:11 +0100 |
|---|---|---|
| committer | Christoffer Dall | 2013-12-21 19:01:34 +0100 |
| commit | e9b152cb957cb194437f37e79f0f3c9d34fe53d6 (patch) | |
| tree | f3ded53b9287df77f6550f8792a09bc923c531ab /arch/arm/kvm/arm.c | |
| parent | KVM: arm-vgic: Make vgic mmio functions more generic (diff) | |
| download | kernel-qcow2-linux-e9b152cb957cb194437f37e79f0f3c9d34fe53d6.tar.gz kernel-qcow2-linux-e9b152cb957cb194437f37e79f0f3c9d34fe53d6.tar.xz kernel-qcow2-linux-e9b152cb957cb194437f37e79f0f3c9d34fe53d6.zip | |
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>
Diffstat (limited to 'arch/arm/kvm/arm.c')
| -rw-r--r-- | arch/arm/kvm/arm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index f290b2250ed5..b92ff6d3e34b 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); } |