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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
parent 81aa8efe01
commit c05c4186bb
8 changed files with 317 additions and 56 deletions
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include/uapi/linux/kvm.h
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@@ -918,6 +918,7 @@ struct kvm_device_attr {
#define KVM_DEV_VFIO_GROUP_ADD 1
#define KVM_DEV_VFIO_GROUP_DEL 2
#define KVM_DEV_TYPE_ARM_VGIC_V2 5
#define KVM_DEV_TYPE_FLIC 6
/*
* ioctls for VM fds