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KVM: arm/arm64: vgic: Reset base address on kvm_vgic_dist_destroy()

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On vgic_dist_destroy(), the addresses are not reset. However for
kvm selftest purpose this would allow to continue the test execution
even after a failure when running KVM_RUN. So let's reset the
base addresses.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210405163941.510258-5-eric.auger@redhat.com
This commit is contained in:
Eric Auger
2021-04-05 18:39:36 +02:00
committed by Marc Zyngier
parent 8542a8f95a
commit 3a52116127
1 changed files with 5 additions and 1 deletions
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6
arch/arm64/kvm/vgic/vgic-init.c
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@@ -335,13 +335,16 @@ static void kvm_vgic_dist_destroy(struct kvm *kvm)
kfree(dist->spis);
dist->spis = NULL;
dist->nr_spis = 0;
dist->vgic_dist_base = VGIC_ADDR_UNDEF;
if (kvm->arch.vgic.vgic_model == KVM_DEV_TYPE_ARM_VGIC_V3) {
if (dist->vgic_model == KVM_DEV_TYPE_ARM_VGIC_V3) {
list_for_each_entry_safe(rdreg, next, &dist->rd_regions, list) {
list_del(&rdreg->list);
kfree(rdreg);
}
INIT_LIST_HEAD(&dist->rd_regions);
} else {
dist->vgic_cpu_base = VGIC_ADDR_UNDEF;
}
if (vgic_has_its(kvm))
@@ -362,6 +365,7 @@ void kvm_vgic_vcpu_destroy(struct kvm_vcpu *vcpu)
vgic_flush_pending_lpis(vcpu);
INIT_LIST_HEAD(&vgic_cpu->ap_list_head);
vgic_cpu->rd_iodev.base_addr = VGIC_ADDR_UNDEF;
}
/* To be called with kvm->lock held */