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KVM: s390: Drop pending interrupts on guest exit

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On hard exits (abort, sigkill) we have have some kvm_s390_interrupt_info
structures hanging around. Delete those on exit to avoid memory leaks.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
CC: stable@vger.kernel.org
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
This commit is contained in:
Christian Borntraeger
2014-03-25 17:09:08 +01:00
parent f71d0dc508
commit 67335e63c9
3 changed files with 5 additions and 2 deletions
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4
arch/s390/kvm/interrupt.c
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@@ -1045,7 +1045,7 @@ int kvm_s390_inject_vcpu(struct kvm_vcpu *vcpu,
return 0;
}
static void clear_floating_interrupts(struct kvm *kvm)
void kvm_s390_clear_float_irqs(struct kvm *kvm)
{
struct kvm_s390_float_interrupt *fi;
struct kvm_s390_interrupt_info *n, *inti = NULL;
@@ -1391,7 +1391,7 @@ static int flic_set_attr(struct kvm_device *dev, struct kvm_device_attr *attr)
break;
case KVM_DEV_FLIC_CLEAR_IRQS:
r = 0;
clear_floating_interrupts(dev->kvm);
kvm_s390_clear_float_irqs(dev->kvm);
break;
case KVM_DEV_FLIC_APF_ENABLE:
dev->kvm->arch.gmap->pfault_enabled = 1;