[v9,4/6] selftests: KVM: Add fpu and one reg set/get library functions
diff mbox series

Message ID 20200130123434.68129-5-frankja@linux.ibm.com
State New
Headers show
Series
  • KVM: s390: Add new reset vcpu API
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Commit Message

Janosch Frank Jan. 30, 2020, 12:34 p.m. UTC
Add library access to more registers.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
---
 .../testing/selftests/kvm/include/kvm_util.h  |  6 +++
 tools/testing/selftests/kvm/lib/kvm_util.c    | 48 +++++++++++++++++++
 2 files changed, 54 insertions(+)

Comments

Cornelia Huck Jan. 30, 2020, 1:03 p.m. UTC | #1
On Thu, 30 Jan 2020 07:34:32 -0500
Janosch Frank <frankja@linux.ibm.com> wrote:

> Add library access to more registers.
> 
> Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
> Reviewed-by: Thomas Huth <thuth@redhat.com>
> ---
>  .../testing/selftests/kvm/include/kvm_util.h  |  6 +++
>  tools/testing/selftests/kvm/lib/kvm_util.c    | 48 +++++++++++++++++++
>  2 files changed, 54 insertions(+)

Reviewed-by: Cornelia Huck <cohuck@redhat.com>

Patch
diff mbox series

diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h
index 29cccaf96baf..ae0d14c2540a 100644
--- a/tools/testing/selftests/kvm/include/kvm_util.h
+++ b/tools/testing/selftests/kvm/include/kvm_util.h
@@ -125,6 +125,12 @@  void vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid,
 		    struct kvm_sregs *sregs);
 int _vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid,
 		    struct kvm_sregs *sregs);
+void vcpu_fpu_get(struct kvm_vm *vm, uint32_t vcpuid,
+		  struct kvm_fpu *fpu);
+void vcpu_fpu_set(struct kvm_vm *vm, uint32_t vcpuid,
+		  struct kvm_fpu *fpu);
+void vcpu_get_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg);
+void vcpu_set_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg);
 #ifdef __KVM_HAVE_VCPU_EVENTS
 void vcpu_events_get(struct kvm_vm *vm, uint32_t vcpuid,
 		     struct kvm_vcpu_events *events);
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 41cf45416060..dae117728ec6 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -1373,6 +1373,54 @@  int _vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_sregs *sregs)
 	return ioctl(vcpu->fd, KVM_SET_SREGS, sregs);
 }
 
+void vcpu_fpu_get(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_fpu *fpu)
+{
+	struct vcpu *vcpu = vcpu_find(vm, vcpuid);
+	int ret;
+
+	TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
+
+	ret = ioctl(vcpu->fd, KVM_GET_FPU, fpu);
+	TEST_ASSERT(ret == 0, "KVM_GET_FPU failed, rc: %i errno: %i",
+		    ret, errno);
+}
+
+void vcpu_fpu_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_fpu *fpu)
+{
+	struct vcpu *vcpu = vcpu_find(vm, vcpuid);
+	int ret;
+
+	TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
+
+	ret = ioctl(vcpu->fd, KVM_SET_FPU, fpu);
+	TEST_ASSERT(ret == 0, "KVM_SET_FPU failed, rc: %i errno: %i",
+		    ret, errno);
+}
+
+void vcpu_get_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg)
+{
+	struct vcpu *vcpu = vcpu_find(vm, vcpuid);
+	int ret;
+
+	TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
+
+	ret = ioctl(vcpu->fd, KVM_GET_ONE_REG, reg);
+	TEST_ASSERT(ret == 0, "KVM_GET_ONE_REG failed, rc: %i errno: %i",
+		    ret, errno);
+}
+
+void vcpu_set_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg)
+{
+	struct vcpu *vcpu = vcpu_find(vm, vcpuid);
+	int ret;
+
+	TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid);
+
+	ret = ioctl(vcpu->fd, KVM_SET_ONE_REG, reg);
+	TEST_ASSERT(ret == 0, "KVM_SET_ONE_REG failed, rc: %i errno: %i",
+		    ret, errno);
+}
+
 /*
  * VCPU Ioctl
  *