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KVM: Move KVM_IRQ_LINE to arch-generic code

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Handle KVM_IRQ_LINE and KVM_IRQ_LINE_STATUS in the generic
kvm_vm_ioctl() function and call into kvm_vm_ioctl_irq_line().

This is even more relevant when KVM/ARM also uses this ioctl.

Signed-off-by: Christoffer Dall <c.dall@virtualopensystems.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Christoffer Dall
2012-07-24 08:51:20 -04:00
committed by Avi Kivity
parent 99245b507d
commit 23d43cf998
4 changed files with 44 additions and 46 deletions
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23
virt/kvm/kvm_main.c
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@@ -2148,6 +2148,29 @@ static long kvm_vm_ioctl(struct file *filp,
r = kvm_send_userspace_msi(kvm, &msi);
break;
}
#endif
#ifdef __KVM_HAVE_IRQ_LINE
case KVM_IRQ_LINE_STATUS:
case KVM_IRQ_LINE: {
struct kvm_irq_level irq_event;
r = -EFAULT;
if (copy_from_user(&irq_event, argp, sizeof irq_event))
goto out;
r = kvm_vm_ioctl_irq_line(kvm, &irq_event);
if (r)
goto out;
r = -EFAULT;
if (ioctl == KVM_IRQ_LINE_STATUS) {
if (copy_to_user(argp, &irq_event, sizeof irq_event))
goto out;
}
r = 0;
break;
}
#endif
default:
r = kvm_arch_vm_ioctl(filp, ioctl, arg);