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KVM: s390: add floating irq controller

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This patch adds a floating irq controller as a kvm_device.
It will be necessary for migration of floating interrupts as well
as for hardening the reset code by allowing user space to explicitly
remove all pending floating interrupts.

Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Jens Freimann 2013-10-07 16:13:45 +02:00 • committed by Christian Borntraeger
commit c05c4186bb
8 changed files with 312 additions and 51 deletions
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5
virt/kvm/kvm_main.c
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@ -2283,6 +2283,11 @@ static int kvm_ioctl_create_device(struct kvm *kvm,
case KVM_DEV_TYPE_ARM_VGIC_V2:
ops = &kvm_arm_vgic_v2_ops;
break;
#endif
#ifdef CONFIG_S390
case KVM_DEV_TYPE_FLIC:
ops = &kvm_flic_ops;
break;
#endif
default:
return -ENODEV;