Commit 07b46ed1 authored by Marc Zyngier's avatar Marc Zyngier Committed by Christoffer Dall

KVM: arm/arm64: GICv4: Unmap VLPI when freeing an LPI

When freeing an LPI (on a DISCARD command, for example), we need
to unmap the VLPI down to the physical ITS level.
Acked-by: default avatarChristoffer Dall <cdall@linaro.org>
Signed-off-by: default avatarMarc Zyngier <marc.zyngier@arm.com>
Signed-off-by: default avatarChristoffer Dall <christoffer.dall@linaro.org>
parent 1b7fe468
...@@ -631,8 +631,12 @@ static void its_free_ite(struct kvm *kvm, struct its_ite *ite) ...@@ -631,8 +631,12 @@ static void its_free_ite(struct kvm *kvm, struct its_ite *ite)
list_del(&ite->ite_list); list_del(&ite->ite_list);
/* This put matches the get in vgic_add_lpi. */ /* This put matches the get in vgic_add_lpi. */
if (ite->irq) if (ite->irq) {
if (ite->irq->hw)
WARN_ON(its_unmap_vlpi(ite->irq->host_irq));
vgic_put_irq(kvm, ite->irq); vgic_put_irq(kvm, ite->irq);
}
kfree(ite); kfree(ite);
} }
......
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