On Thu, Sep 19, 2013 at 7:45 PM, Marc Zyngier marc.zyngier@arm.com 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@linaro.org Signed-off-by: Pranavkumar Sawargaonkar pranavkumar@linaro.org
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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