diff options
Diffstat (limited to 'drivers/kvm/kvm_main.c')
| -rw-r--r-- | drivers/kvm/kvm_main.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index a044856bd02b..50fd040b9ea9 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -2661,6 +2661,16 @@ static int create_vcpu_fd(struct kvm_vcpu *vcpu) return fd; } +static int kvm_vm_ioctl_set_tss_addr(struct kvm *kvm, unsigned long addr) +{ + int ret; + + if (addr > (unsigned int)(-3 * PAGE_SIZE)) + return -1; + ret = kvm_x86_ops->set_tss_addr(kvm, addr); + return ret; +} + /* * Creates some virtual cpus. Good luck creating more than one. */ @@ -2957,6 +2967,11 @@ static long kvm_vm_ioctl(struct file *filp, int r = -EINVAL; switch (ioctl) { + case KVM_SET_TSS_ADDR: + r = kvm_vm_ioctl_set_tss_addr(kvm, arg); + if (r < 0) + goto out; + break; case KVM_CREATE_VCPU: r = kvm_vm_ioctl_create_vcpu(kvm, arg); if (r < 0) @@ -3183,6 +3198,7 @@ static long kvm_dev_ioctl(struct file *filp, case KVM_CAP_HLT: case KVM_CAP_MMU_SHADOW_CACHE_CONTROL: case KVM_CAP_USER_MEMORY: + case KVM_CAP_SET_TSS_ADDR: r = 1; break; default: |