As KVM supported extentions those should be the same for all VMs, it is safe to directly use the global kvm_state in kvm_check_extension(). Suggested-by: Paolo Bonzini <pbonzini@xxxxxxxxxx> Signed-off-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx> --- accel/kvm/kvm-all.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index f24d7da783..934a7d6b24 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -913,7 +913,7 @@ int kvm_check_extension(KVMState *s, unsigned int extension) { int ret; - ret = kvm_ioctl(s, KVM_CHECK_EXTENSION, extension); + ret = kvm_ioctl(kvm_state, KVM_CHECK_EXTENSION, extension); if (ret < 0) { ret = 0; } -- 2.21.3