[v1] Add loongarch kvm accel support

[PATCH v1 5/9] target/loongarch: Implement kvm_arch_init function

xianglai li posted 9 patches 1 year ago

Diff against v1 v2 v2 v3 v3 v4 v4
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Maintainers: "Michael S. Tsirkin" <mst@redhat.com>, Cornelia Huck <cohuck@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, Thomas Huth <thuth@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Song Gao <gaosong@loongson.cn>

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[PATCH v1 5/9] target/loongarch: Implement kvm_arch_init function

Posted by xianglai li 1 year ago

From: Tianrui Zhao <zhaotianrui@loongson.cn>

Implement the kvm_arch_init of loongarch, in the function, the
KVM_CAP_MP_STATE cap is checked by kvm ioctl.

Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: xianglai li <lixianglai@loongson.cn>
---
 target/loongarch/kvm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/loongarch/kvm.c b/target/loongarch/kvm.c
index e7c9ef830c..29944b9ef8 100644
--- a/target/loongarch/kvm.c
+++ b/target/loongarch/kvm.c
@@ -665,6 +665,7 @@ int kvm_arch_get_default_type(MachineState *ms)
 
 int kvm_arch_init(MachineState *ms, KVMState *s)
 {
+    cap_has_mp_state = kvm_check_extension(s, KVM_CAP_MP_STATE);
     return 0;
 }
 
-- 
2.39.1