diff options
author | Marc Zyngier <maz@kernel.org> | 2019-03-18 10:29:30 +0000 |
---|---|---|
committer | Marc Zyngier <maz@kernel.org> | 2019-08-18 18:38:53 +0100 |
commit | 86a7dae884f38e11f3af8137ddf1fb969cd2699c (patch) | |
tree | c2d4518c4cd4e734991682065d8f7c336f4526f4 /virt/kvm/arm/vgic/vgic.h | |
parent | 89489ee9ced8924f64f99c0470eae38e9e4e204b (diff) | |
download | linux-86a7dae884f38e11f3af8137ddf1fb969cd2699c.tar.bz2 |
KVM: arm/arm64: vgic-its: Check the LPI translation cache on MSI injection
When performing an MSI injection, let's first check if the translation
is already in the cache. If so, let's inject it quickly without
going through the whole translation process.
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/kvm/arm/vgic/vgic.h')
-rw-r--r-- | virt/kvm/arm/vgic/vgic.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/virt/kvm/arm/vgic/vgic.h b/virt/kvm/arm/vgic/vgic.h index c7fb4da2ab3b..83066a81b16a 100644 --- a/virt/kvm/arm/vgic/vgic.h +++ b/virt/kvm/arm/vgic/vgic.h @@ -308,6 +308,7 @@ int vgic_copy_lpi_list(struct kvm *kvm, struct kvm_vcpu *vcpu, u32 **intid_ptr); int vgic_its_resolve_lpi(struct kvm *kvm, struct vgic_its *its, u32 devid, u32 eventid, struct vgic_irq **irq); struct vgic_its *vgic_msi_to_its(struct kvm *kvm, struct kvm_msi *msi); +int vgic_its_inject_cached_translation(struct kvm *kvm, struct kvm_msi *msi); void vgic_lpi_translation_cache_init(struct kvm *kvm); void vgic_lpi_translation_cache_destroy(struct kvm *kvm); void vgic_its_invalidate_cache(struct kvm *kvm); |