* [PATCH] KVM: arm64: selftests: get-reg-list: Add pauth configuration
@ 2021-12-28 12:14 ` Marc Zyngier
0 siblings, 0 replies; 4+ messages in thread
From: Marc Zyngier @ 2021-12-28 12:14 UTC (permalink / raw)
To: kvm, kvmarm
Cc: Andrew Jones, James Morse, Suzuki K Poulose, Alexandru Elisei,
kernel-team
The get-reg-list test ignores the Pointer Authentication features,
which is a shame now that we have relatively common HW with this feature.
Define two new configurations (with and without PMU) that exercise the
KVM capabilities.
Signed-off-by: Marc Zyngier <maz@kernel.org>
---
.../selftests/kvm/aarch64/get-reg-list.c | 50 +++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/tools/testing/selftests/kvm/aarch64/get-reg-list.c b/tools/testing/selftests/kvm/aarch64/get-reg-list.c
index cc898181faab..f769fc6cd927 100644
--- a/tools/testing/selftests/kvm/aarch64/get-reg-list.c
+++ b/tools/testing/selftests/kvm/aarch64/get-reg-list.c
@@ -1014,6 +1014,22 @@ static __u64 sve_rejects_set[] = {
KVM_REG_ARM64_SVE_VLS,
};
+static __u64 pauth_addr_regs[] = {
+ ARM64_SYS_REG(3, 0, 2, 1, 0), /* APIAKEYLO_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 1, 1), /* APIAKEYHI_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 1, 2), /* APIBKEYLO_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 1, 3), /* APIBKEYHI_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 2, 0), /* APDAKEYLO_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 2, 1), /* APDAKEYHI_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 2, 2), /* APDBKEYLO_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 2, 3) /* APDBKEYHI_EL1 */
+};
+
+static __u64 pauth_generic_regs[] = {
+ ARM64_SYS_REG(3, 0, 2, 3, 0), /* APGAKEYLO_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 3, 1), /* APGAKEYHI_EL1 */
+};
+
#define BASE_SUBLIST \
{ "base", .regs = base_regs, .regs_n = ARRAY_SIZE(base_regs), }
#define VREGS_SUBLIST \
@@ -1025,6 +1041,21 @@ static __u64 sve_rejects_set[] = {
{ "sve", .capability = KVM_CAP_ARM_SVE, .feature = KVM_ARM_VCPU_SVE, .finalize = true, \
.regs = sve_regs, .regs_n = ARRAY_SIZE(sve_regs), \
.rejects_set = sve_rejects_set, .rejects_set_n = ARRAY_SIZE(sve_rejects_set), }
+#define PAUTH_SUBLIST \
+ { \
+ .name = "pauth_address", \
+ .capability = KVM_CAP_ARM_PTRAUTH_ADDRESS, \
+ .feature = KVM_ARM_VCPU_PTRAUTH_ADDRESS, \
+ .regs = pauth_addr_regs, \
+ .regs_n = ARRAY_SIZE(pauth_addr_regs), \
+ }, \
+ { \
+ .name = "pauth_generic", \
+ .capability = KVM_CAP_ARM_PTRAUTH_GENERIC, \
+ .feature = KVM_ARM_VCPU_PTRAUTH_GENERIC, \
+ .regs = pauth_generic_regs, \
+ .regs_n = ARRAY_SIZE(pauth_generic_regs), \
+ }
static struct vcpu_config vregs_config = {
.sublists = {
@@ -1056,11 +1087,30 @@ static struct vcpu_config sve_pmu_config = {
{0},
},
};
+static struct vcpu_config pauth_config = {
+ .sublists = {
+ BASE_SUBLIST,
+ VREGS_SUBLIST,
+ PAUTH_SUBLIST,
+ {0},
+ },
+};
+static struct vcpu_config pauth_pmu_config = {
+ .sublists = {
+ BASE_SUBLIST,
+ VREGS_SUBLIST,
+ PAUTH_SUBLIST,
+ PMU_SUBLIST,
+ {0},
+ },
+};
static struct vcpu_config *vcpu_configs[] = {
&vregs_config,
&vregs_pmu_config,
&sve_config,
&sve_pmu_config,
+ &pauth_config,
+ &pauth_pmu_config,
};
static int vcpu_configs_n = ARRAY_SIZE(vcpu_configs);
--
2.30.2
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH] KVM: arm64: selftests: get-reg-list: Add pauth configuration
@ 2021-12-28 12:14 ` Marc Zyngier
0 siblings, 0 replies; 4+ messages in thread
From: Marc Zyngier @ 2021-12-28 12:14 UTC (permalink / raw)
To: kvm, kvmarm; +Cc: kernel-team
The get-reg-list test ignores the Pointer Authentication features,
which is a shame now that we have relatively common HW with this feature.
Define two new configurations (with and without PMU) that exercise the
KVM capabilities.
Signed-off-by: Marc Zyngier <maz@kernel.org>
---
.../selftests/kvm/aarch64/get-reg-list.c | 50 +++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/tools/testing/selftests/kvm/aarch64/get-reg-list.c b/tools/testing/selftests/kvm/aarch64/get-reg-list.c
index cc898181faab..f769fc6cd927 100644
--- a/tools/testing/selftests/kvm/aarch64/get-reg-list.c
+++ b/tools/testing/selftests/kvm/aarch64/get-reg-list.c
@@ -1014,6 +1014,22 @@ static __u64 sve_rejects_set[] = {
KVM_REG_ARM64_SVE_VLS,
};
+static __u64 pauth_addr_regs[] = {
+ ARM64_SYS_REG(3, 0, 2, 1, 0), /* APIAKEYLO_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 1, 1), /* APIAKEYHI_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 1, 2), /* APIBKEYLO_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 1, 3), /* APIBKEYHI_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 2, 0), /* APDAKEYLO_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 2, 1), /* APDAKEYHI_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 2, 2), /* APDBKEYLO_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 2, 3) /* APDBKEYHI_EL1 */
+};
+
+static __u64 pauth_generic_regs[] = {
+ ARM64_SYS_REG(3, 0, 2, 3, 0), /* APGAKEYLO_EL1 */
+ ARM64_SYS_REG(3, 0, 2, 3, 1), /* APGAKEYHI_EL1 */
+};
+
#define BASE_SUBLIST \
{ "base", .regs = base_regs, .regs_n = ARRAY_SIZE(base_regs), }
#define VREGS_SUBLIST \
@@ -1025,6 +1041,21 @@ static __u64 sve_rejects_set[] = {
{ "sve", .capability = KVM_CAP_ARM_SVE, .feature = KVM_ARM_VCPU_SVE, .finalize = true, \
.regs = sve_regs, .regs_n = ARRAY_SIZE(sve_regs), \
.rejects_set = sve_rejects_set, .rejects_set_n = ARRAY_SIZE(sve_rejects_set), }
+#define PAUTH_SUBLIST \
+ { \
+ .name = "pauth_address", \
+ .capability = KVM_CAP_ARM_PTRAUTH_ADDRESS, \
+ .feature = KVM_ARM_VCPU_PTRAUTH_ADDRESS, \
+ .regs = pauth_addr_regs, \
+ .regs_n = ARRAY_SIZE(pauth_addr_regs), \
+ }, \
+ { \
+ .name = "pauth_generic", \
+ .capability = KVM_CAP_ARM_PTRAUTH_GENERIC, \
+ .feature = KVM_ARM_VCPU_PTRAUTH_GENERIC, \
+ .regs = pauth_generic_regs, \
+ .regs_n = ARRAY_SIZE(pauth_generic_regs), \
+ }
static struct vcpu_config vregs_config = {
.sublists = {
@@ -1056,11 +1087,30 @@ static struct vcpu_config sve_pmu_config = {
{0},
},
};
+static struct vcpu_config pauth_config = {
+ .sublists = {
+ BASE_SUBLIST,
+ VREGS_SUBLIST,
+ PAUTH_SUBLIST,
+ {0},
+ },
+};
+static struct vcpu_config pauth_pmu_config = {
+ .sublists = {
+ BASE_SUBLIST,
+ VREGS_SUBLIST,
+ PAUTH_SUBLIST,
+ PMU_SUBLIST,
+ {0},
+ },
+};
static struct vcpu_config *vcpu_configs[] = {
&vregs_config,
&vregs_pmu_config,
&sve_config,
&sve_pmu_config,
+ &pauth_config,
+ &pauth_pmu_config,
};
static int vcpu_configs_n = ARRAY_SIZE(vcpu_configs);
--
2.30.2
_______________________________________________
kvmarm mailing list
kvmarm@lists.cs.columbia.edu
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] KVM: arm64: selftests: get-reg-list: Add pauth configuration
2021-12-28 12:14 ` Marc Zyngier
@ 2021-12-28 15:49 ` Andrew Jones
-1 siblings, 0 replies; 4+ messages in thread
From: Andrew Jones @ 2021-12-28 15:49 UTC (permalink / raw)
To: Marc Zyngier
Cc: kvm, kvmarm, James Morse, Suzuki K Poulose, Alexandru Elisei,
kernel-team
On Tue, Dec 28, 2021 at 12:14:14PM +0000, Marc Zyngier wrote:
> The get-reg-list test ignores the Pointer Authentication features,
> which is a shame now that we have relatively common HW with this feature.
>
> Define two new configurations (with and without PMU) that exercise the
> KVM capabilities.
>
> Signed-off-by: Marc Zyngier <maz@kernel.org>
> ---
> .../selftests/kvm/aarch64/get-reg-list.c | 50 +++++++++++++++++++
> 1 file changed, 50 insertions(+)
>
Reviewed-by: Andrew Jones <drjones@redhat.com>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] KVM: arm64: selftests: get-reg-list: Add pauth configuration
@ 2021-12-28 15:49 ` Andrew Jones
0 siblings, 0 replies; 4+ messages in thread
From: Andrew Jones @ 2021-12-28 15:49 UTC (permalink / raw)
To: Marc Zyngier; +Cc: kvm, kernel-team, kvmarm
On Tue, Dec 28, 2021 at 12:14:14PM +0000, Marc Zyngier wrote:
> The get-reg-list test ignores the Pointer Authentication features,
> which is a shame now that we have relatively common HW with this feature.
>
> Define two new configurations (with and without PMU) that exercise the
> KVM capabilities.
>
> Signed-off-by: Marc Zyngier <maz@kernel.org>
> ---
> .../selftests/kvm/aarch64/get-reg-list.c | 50 +++++++++++++++++++
> 1 file changed, 50 insertions(+)
>
Reviewed-by: Andrew Jones <drjones@redhat.com>
_______________________________________________
kvmarm mailing list
kvmarm@lists.cs.columbia.edu
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-12-28 15:49 UTC | newest]
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2021-12-28 12:14 [PATCH] KVM: arm64: selftests: get-reg-list: Add pauth configuration Marc Zyngier
2021-12-28 12:14 ` Marc Zyngier
2021-12-28 15:49 ` Andrew Jones
2021-12-28 15:49 ` Andrew Jones
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