KVM: arm64: Use kvm_write_guest_lock when init stolen time (652d0b70) · Commits · 戴 / test

There is a lock version kvm_write_guest. Use it to simplify code. Signed-off-by:

arch/arm64/kvm/pvtime.c

+1 −5

Original line number	Diff line number	Diff line
		@@ -53,7 +53,6 @@ gpa_t kvm_init_stolen_time(struct kvm_vcpu *vcpu)
		struct pvclock_vcpu_stolen_time init_values = {};
		struct kvm *kvm = vcpu->kvm;
		u64 base = vcpu->arch.steal.base;
		int idx;

		if (base == GPA_INVALID)
		return base;
		@@ -63,10 +62,7 @@ gpa_t kvm_init_stolen_time(struct kvm_vcpu *vcpu)
		* the feature enabled.
		*/
		vcpu->arch.steal.last_steal = current->sched_info.run_delay;

		idx = srcu_read_lock(&kvm->srcu);
		kvm_write_guest(kvm, base, &init_values, sizeof(init_values));
		srcu_read_unlock(&kvm->srcu, idx);
		kvm_write_guest_lock(kvm, base, &init_values, sizeof(init_values));

		return base;
		}