diff mbox series

[RFC,1/5] Update Linux headers with new MTE support

Message ID 432d5c0c6fb79e29f2e7aa4730cf4339d3d858f0.1612747873.git.haibo.xu@linaro.org
State Superseded
Headers show
Series target/arm: Add MTE support to KVM guest | expand

Commit Message

Haibo Xu Feb. 8, 2021, 3:20 a.m. UTC
Signed-off-by: Haibo Xu <haibo.xu@linaro.org>

---
 linux-headers/linux/kvm.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

-- 
2.17.1

Comments

Haibo Xu March 12, 2021, 1:48 a.m. UTC | #1
++ more migration experts!

On Mon, 8 Feb 2021 at 11:20, Haibo Xu <haibo.xu@linaro.org> wrote:
>

> Signed-off-by: Haibo Xu <haibo.xu@linaro.org>

> ---

>  linux-headers/linux/kvm.h | 15 +++++++++++++++

>  1 file changed, 15 insertions(+)

>

> diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h

> index 020b62a619..6a291a9a35 100644

> --- a/linux-headers/linux/kvm.h

> +++ b/linux-headers/linux/kvm.h

> @@ -1056,6 +1056,7 @@ struct kvm_ppc_resize_hpt {

>  #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190

>  #define KVM_CAP_SYS_HYPERV_CPUID 191

>  #define KVM_CAP_DIRTY_LOG_RING 192

> +#define KVM_CAP_ARM_MTE 193

>

>  #ifdef KVM_CAP_IRQ_ROUTING

>

> @@ -1241,6 +1242,19 @@ struct kvm_arm_device_addr {

>         __u64 addr;

>  };

>

> +#define KVM_ARM_TAGS_TO_GUEST           0

> +#define KVM_ARM_TAGS_FROM_GUEST         1

> +

> +struct kvm_arm_copy_mte_tags {

> +       __u64 guest_ipa;

> +       __u64 length;

> +       union {

> +               void *addr;

> +               __u64 padding;

> +       };

> +       __u64 flags;

> +};

> +

>  /*

>   * Device control API, available with KVM_CAP_DEVICE_CTRL

>   */

> @@ -1396,6 +1410,7 @@ struct kvm_s390_ucas_mapping {

>  /* Available with KVM_CAP_PMU_EVENT_FILTER */

>  #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)

>  #define KVM_PPC_SVM_OFF                  _IO(KVMIO,  0xb3)

> +#define KVM_ARM_MTE_COPY_TAGS    _IOR(KVMIO,  0xb4, struct kvm_arm_copy_mte_tags)

>

>  /* ioctl for vm fd */

>  #define KVM_CREATE_DEVICE        _IOWR(KVMIO,  0xe0, struct kvm_create_device)

> --

> 2.17.1

>
diff mbox series

Patch

diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
index 020b62a619..6a291a9a35 100644
--- a/linux-headers/linux/kvm.h
+++ b/linux-headers/linux/kvm.h
@@ -1056,6 +1056,7 @@  struct kvm_ppc_resize_hpt {
 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190
 #define KVM_CAP_SYS_HYPERV_CPUID 191
 #define KVM_CAP_DIRTY_LOG_RING 192
+#define KVM_CAP_ARM_MTE 193
 
 #ifdef KVM_CAP_IRQ_ROUTING
 
@@ -1241,6 +1242,19 @@  struct kvm_arm_device_addr {
 	__u64 addr;
 };
 
+#define KVM_ARM_TAGS_TO_GUEST           0
+#define KVM_ARM_TAGS_FROM_GUEST         1
+
+struct kvm_arm_copy_mte_tags {
+	__u64 guest_ipa;
+	__u64 length;
+	union {
+		void *addr;
+		__u64 padding;
+	};
+	__u64 flags;
+};
+
 /*
  * Device control API, available with KVM_CAP_DEVICE_CTRL
  */
@@ -1396,6 +1410,7 @@  struct kvm_s390_ucas_mapping {
 /* Available with KVM_CAP_PMU_EVENT_FILTER */
 #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
 #define KVM_PPC_SVM_OFF		  _IO(KVMIO,  0xb3)
+#define KVM_ARM_MTE_COPY_TAGS	  _IOR(KVMIO,  0xb4, struct kvm_arm_copy_mte_tags)
 
 /* ioctl for vm fd */
 #define KVM_CREATE_DEVICE	  _IOWR(KVMIO,  0xe0, struct kvm_create_device)