On Thu, Sep 19, 2013 at 7:45 PM, Marc Zyngier <marc.zyngier@xxxxxxx> wrote:
> On 19/09/13 14:11, Anup Patel wrote:
>> This patch implements kvm_vcpu_preferred_target() function for
>> KVM ARM64 which will help us implement KVM_ARM_PREFERRED_TARGET
>> ioctl for user space.
>>
>> Signed-off-by: Anup Patel <anup.patel@xxxxxxxxxx>
>> Signed-off-by: Pranavkumar Sawargaonkar <pranavkumar@xxxxxxxxxx>
>> ---
>> arch/arm/include/asm/kvm_host.h | 1 +
>
> This hunk belongs to patch #1, and the similar hunk in #1 belongs here.
UHH, How did I miss this one !!!
Thanks for pointing.
--Anup
>
> M.
>
>> arch/arm64/kvm/guest.c | 21 +++++++++++++++++++++
>> 2 files changed, 22 insertions(+)
>>
>> diff --git a/arch/arm/include/asm/kvm_host.h b/arch/arm/include/asm/kvm_host.h
>> index 7d22517..76f3c19 100644
>> --- a/arch/arm/include/asm/kvm_host.h
>> +++ b/arch/arm/include/asm/kvm_host.h
>> @@ -154,6 +154,7 @@ struct kvm_vcpu_stat {
>> struct kvm_vcpu_init;
>> int kvm_vcpu_set_target(struct kvm_vcpu *vcpu,
>> const struct kvm_vcpu_init *init);
>> +int kvm_vcpu_preferred_target(struct kvm_vcpu_init *init);
>> unsigned long kvm_arm_num_regs(struct kvm_vcpu *vcpu);
>> int kvm_arm_copy_reg_indices(struct kvm_vcpu *vcpu, u64 __user *indices);
>> struct kvm_one_reg;
>> diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c
>> index d7bf7d6..4da7882 100644
>> --- a/arch/arm64/kvm/guest.c
>> +++ b/arch/arm64/kvm/guest.c
>> @@ -254,6 +254,27 @@ int kvm_vcpu_set_target(struct kvm_vcpu *vcpu,
>> return kvm_reset_vcpu(vcpu);
>> }
>>
>> +int kvm_vcpu_preferred_target(struct kvm_vcpu_init *init)
>> +{
>> + int target = kvm_target_cpu();
>> +
>> + if (target < 0)
>> + return -ENODEV;
>> +
>> + memset(init, 0, sizeof(*init));
>> +
>> + /*
>> + * For now, we return all optional features are available
>> + * for preferred target. In future, we might have features
>> + * available based on underlying host.
>> + */
>> + init->target = (__u32)target;
>> + init->features[0] |= (1 << KVM_ARM_VCPU_POWER_OFF);
>> + init->features[0] |= (1 << KVM_ARM_VCPU_EL1_32BIT);
>> +
>> + return 0;
>> +}
>> +
>> int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
>> {
>> return -EINVAL;
>>
>
>
> --
> Jazz is not dead. It just smells funny...
>
>
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