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authorJens Freimann <jfrei@linux.vnet.ibm.com>2014-11-11 20:57:06 +0100
committerChristian Borntraeger <borntraeger@de.ibm.com>2015-03-31 21:07:30 +0200
commit47b43c52ee4b0425449d1b2b1eedca7f6b7a578a (patch)
tree70342ba800b1cd61ed55059d12e873c706d822ba /arch/s390/kvm
parentKVM: s390: cpu timer irq priority (diff)
downloadlinux-dev-47b43c52ee4b0425449d1b2b1eedca7f6b7a578a.tar.xz
linux-dev-47b43c52ee4b0425449d1b2b1eedca7f6b7a578a.zip
KVM: s390: add ioctl to inject local interrupts
We have introduced struct kvm_s390_irq a while ago which allows to inject all kinds of interrupts as defined in the Principles of Operation. Add ioctl to inject interrupts with the extended struct kvm_s390_irq Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm')
-rw-r--r--arch/s390/kvm/kvm-s390.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index dbc9ca34d9da..8bc25d405edf 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -177,6 +177,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
case KVM_CAP_S390_IRQCHIP:
case KVM_CAP_VM_ATTRIBUTES:
case KVM_CAP_MP_STATE:
+ case KVM_CAP_S390_INJECT_IRQ:
case KVM_CAP_S390_USER_SIGP:
case KVM_CAP_S390_USER_STSI:
case KVM_CAP_S390_SKEYS:
@@ -2391,6 +2392,15 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
long r;
switch (ioctl) {
+ case KVM_S390_IRQ: {
+ struct kvm_s390_irq s390irq;
+
+ r = -EFAULT;
+ if (copy_from_user(&s390irq, argp, sizeof(s390irq)))
+ break;
+ r = kvm_s390_inject_vcpu(vcpu, &s390irq);
+ break;
+ }
case KVM_S390_INTERRUPT: {
struct kvm_s390_interrupt s390int;
struct kvm_s390_irq s390irq;