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selftests: KVM: Add fpu and one reg set/get library functions 

Add library access to more registers.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Link: https://lore.kernel.org/r/20200131100205.74720-5-frankja@linux.ibm.com
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Janosch Frank 2020-01-31 05:02:03 -05:00 committed by Christian Borntraeger
parent 7de3f1423f
commit ada0a50d76
2 changed files with 42 additions and 0 deletions
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6
tools/testing/selftests/kvm/include/kvm_util.h
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@ -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);

36
tools/testing/selftests/kvm/lib/kvm_util.c
View File

@ -1373,6 +1373,42 @@ 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)
{
int ret;
ret = _vcpu_ioctl(vm, vcpuid, KVM_GET_FPU, fpu);
TEST_ASSERT(ret == 0, "KVM_GET_FPU failed, rc: %i errno: %i (%s)",
ret, errno, strerror(errno));
}
void vcpu_fpu_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_fpu *fpu)
{
int ret;
ret = _vcpu_ioctl(vm, vcpuid, KVM_SET_FPU, fpu);
TEST_ASSERT(ret == 0, "KVM_SET_FPU failed, rc: %i errno: %i (%s)",
ret, errno, strerror(errno));
}
void vcpu_get_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg)
{
int ret;
ret = _vcpu_ioctl(vm, vcpuid, KVM_GET_ONE_REG, reg);
TEST_ASSERT(ret == 0, "KVM_GET_ONE_REG failed, rc: %i errno: %i (%s)",
ret, errno, strerror(errno));
}
void vcpu_set_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg)
{
int ret;
ret = _vcpu_ioctl(vm, vcpuid, KVM_SET_ONE_REG, reg);
TEST_ASSERT(ret == 0, "KVM_SET_ONE_REG failed, rc: %i errno: %i (%s)",
ret, errno, strerror(errno));
}
/*
* VCPU Ioctl
*