This trivially replaces the arm-specific KVM_VCPU_GET_MSR_INDEX_LIST.
Signed-off-by: Rusty Russell <[email protected]>
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 209b432..b607f60 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -906,6 +906,5 @@ struct kvm_s390_ucas_mapping {
#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
#define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
-#define KVM_VCPU_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0xaf, struct kvm_msr_list)
#define KVM_VCPU_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
diff --git a/arch/arm/include/asm/kvm.h b/arch/arm/include/asm/kvm.h
index 9838456..a3daa67 100644
--- a/arch/arm/include/asm/kvm.h
+++ b/arch/arm/include/asm/kvm.h
@@ -85,12 +85,6 @@ struct kvm_sync_regs {
struct kvm_arch_memory_slot {
};
-/* for KVM_VCPU_GET_MSR_INDEX_LIST */
-struct kvm_msr_list {
- __u64 nmsrs; /* number of msrs in entries */
- __u64 indices[0];
-};
-
/* If you need to interpret the index values, here are the bit offsets. */
#define KVM_REG_ARM_COPROC_START 16 /* Mask: 0xFFFF0000 */
#define KVM_REG_ARM_32_OPC2_START 0 /* Mask: 0x00000007 */
diff --git a/arch/arm/include/asm/kvm_host.h b/arch/arm/include/asm/kvm_host.h
index 7548c95..64fa65f 100644
--- a/arch/arm/include/asm/kvm_host.h
+++ b/arch/arm/include/asm/kvm_host.h
@@ -26,6 +26,7 @@
#define KVM_PRIVATE_MEM_SLOTS 4
#define KVM_COALESCED_MMIO_PAGE_OFFSET 1
#define KVM_HAVE_ONE_REG
+#define KVM_HAVE_REG_LIST
#define NUM_FEATURES 0
diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index 55a2995..fe98b77 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -711,21 +711,6 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
return kvm_vcpu_set_target(vcpu, &init);
}
- case KVM_VCPU_GET_MSR_INDEX_LIST: {
- struct kvm_msr_list __user *user_msr_list = argp;
- struct kvm_msr_list msr_list;
- unsigned n;
-
- if (copy_from_user(&msr_list, user_msr_list, sizeof msr_list))
- return -EFAULT;
- n = msr_list.nmsrs;
- msr_list.nmsrs = kvm_arm_num_guest_msrs(vcpu);
- if (copy_to_user(user_msr_list, &msr_list, sizeof msr_list))
- return -EFAULT;
- if (n < msr_list.nmsrs)
- return -E2BIG;
- return kvm_arm_copy_msrindices(vcpu, user_msr_list->indices);
- }
default:
return -EINVAL;
}
diff --git a/arch/arm/kvm/coproc.c b/arch/arm/kvm/coproc.c
index 99de71b..0b9e8b4 100644
--- a/arch/arm/kvm/coproc.c
+++ b/arch/arm/kvm/coproc.c
@@ -877,21 +877,21 @@ static int walk_msrs(struct kvm_vcpu *vcpu, u64 __user
*uind)
}
/**
- * kvm_arm_num_guest_msrs - how many registers do we present via KVM_GET_MSR
+ * kvm_arch_num_regs - how many registers do we present via KVM_GET_ONE_REG
*
* This is for special registers, particularly cp15.
*/
-unsigned long kvm_arm_num_guest_msrs(struct kvm_vcpu *vcpu)
+unsigned long kvm_arch_num_regs(struct kvm_vcpu *vcpu)
{
return ARRAY_SIZE(invariant_cp15) + walk_msrs(vcpu, (u64 __user *)NULL);
}
/**
- * kvm_arm_copy_msrindices - copy a series of coprocessor registers.
+ * kvm_arch_copy_reg_indices - copy a series of coprocessor registers.
*
* This is for special registers, particularly cp15.
*/
-int kvm_arm_copy_msrindices(struct kvm_vcpu *vcpu, u64 __user *uindices)
+int kvm_arch_copy_reg_indices(struct kvm_vcpu *vcpu, u64 __user *uindices)
{
unsigned int i;
int err;
--
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