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| author |   Anup Patel <anup.patel@linaro.org> | 2013-09-30 14:20:05 +0530 |
|---|---|---|
| committer |   Christoffer Dall <christoffer.dall@linaro.org> | 2013-10-02 11:29:10 -0700 |
| commit | 4a6fee805d5e278e4733bf933cb5b184b7a8be1f (patch) | |
| tree | d6869cb037bdbc744a299e49d4df3d8cc9921e4e /arch/arm/kvm | |
| parent | KVM: ARM: Fix typo in comments of inject_abt() (diff) | |
| download | linux-dev-4a6fee805d5e278e4733bf933cb5b184b7a8be1f.tar.xz linux-dev-4a6fee805d5e278e4733bf933cb5b184b7a8be1f.zip | |
ARM: KVM: Implement kvm_vcpu_preferred_target() function
This patch implements kvm_vcpu_preferred_target() function for
KVM ARM 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>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Diffstat (limited to 'arch/arm/kvm')
| -rw-r--r-- | arch/arm/kvm/guest.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/kvm/guest.c b/arch/arm/kvm/guest.c index 152d03612181..ec98209fda71 100644 --- a/arch/arm/kvm/guest.c +++ b/arch/arm/kvm/guest.c @@ -222,6 +222,26 @@ 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 don't return any features. + * In future, we might use features to return target + * specific features available for the preferred + * target type. + */ + init->target = (__u32)target; + + return 0; +} + int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) { return -EINVAL; |