[PATCH v2 10/11] KVM: riscv: selftests: Skip some registers set operation

From: Haibo Xu
Date: Thu May 25 2023 - 03:36:35 EST


Set operation on some riscv registers(mostly pesudo ones) was not
supported and should be skipped in the get-reg-list test. Just
reuse the rejects_set utilities to handle it in riscv.

Signed-off-by: Haibo Xu <haibo1.xu@xxxxxxxxx>
---
tools/testing/selftests/kvm/get-reg-list.c | 20 +++++++++++++-------
1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/tools/testing/selftests/kvm/get-reg-list.c b/tools/testing/selftests/kvm/get-reg-list.c
index f1fc113e9719..ebd6b580b33b 100644
--- a/tools/testing/selftests/kvm/get-reg-list.c
+++ b/tools/testing/selftests/kvm/get-reg-list.c
@@ -211,16 +211,22 @@ static void run_test(struct vcpu_reg_list *c)
++failed_get;
}

- /* rejects_set registers are rejected after KVM_ARM_VCPU_FINALIZE */
+ /*
+ * rejects_set registers are rejected after KVM_ARM_VCPU_FINALIZE on aarch64,
+ * or registers that should skip set operation on riscv.
+ */
for_each_sublist(c, s) {
if (s->rejects_set && find_reg(s->rejects_set, s->rejects_set_n, reg.id)) {
reject_reg = true;
- ret = __vcpu_ioctl(vcpu, KVM_SET_ONE_REG, &reg);
- if (ret != -1 || errno != EPERM) {
- printf("%s: Failed to reject (ret=%d, errno=%d) ", config_name(c), ret, errno);
- print_reg(config_name(c), reg.id);
- putchar('\n');
- ++failed_reject;
+ if ((reg.id & KVM_REG_ARCH_MASK) == KVM_REG_ARM64) {
+ ret = __vcpu_ioctl(vcpu, KVM_SET_ONE_REG, &reg);
+ if (ret != -1 || errno != EPERM) {
+ printf("%s: Failed to reject (ret=%d, errno=%d) ",
+ config_name(c), ret, errno);
+ print_reg(config_name(c), reg.id);
+ putchar('\n');
+ ++failed_reject;
+ }
}
break;
}
--
2.34.1