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| author | Marc Zyngier <maz@kernel.org> | 2019-06-10 10:20:02 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2019-08-18 18:38:51 +0100 |
| commit | cbfda481d87e92ce635e426099946cd413b251be (patch) | |
| tree | 751127f3f01590a2fe7195646690bd286630d8f2 /virt | |
| parent | 363518f37a86acc515defae6d1ba91a6c7617de9 (diff) | |
| download | lwn-cbfda481d87e92ce635e426099946cd413b251be.tar.gz lwn-cbfda481d87e92ce635e426099946cd413b251be.zip | |
KVM: arm/arm64: vgic-its: Invalidate MSI-LPI translation cache on vgic teardown
In order to avoid leaking vgic_irq structures on teardown, we need to
drop all references to LPIs before deallocating the cache itself.
This is done by invalidating the cache on vgic teardown.
Tested-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/arm/vgic/vgic-its.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c index 05406bd92ce9..d3e90a9d0a7a 100644 --- a/virt/kvm/arm/vgic/vgic-its.c +++ b/virt/kvm/arm/vgic/vgic-its.c @@ -1731,6 +1731,8 @@ void vgic_lpi_translation_cache_destroy(struct kvm *kvm) struct vgic_dist *dist = &kvm->arch.vgic; struct vgic_translation_cache_entry *cte, *tmp; + vgic_its_invalidate_cache(kvm); + list_for_each_entry_safe(cte, tmp, &dist->lpi_translation_cache, entry) { list_del(&cte->entry); |