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| author | Christoffer Dall <christoffer.dall@arm.com> | 2018-07-16 16:06:19 +0300 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2018-07-21 18:02:21 +0300 |
| commit | aa075b0f30b53e397fd4d4162ebf4a3a236b9206 (patch) | |
| tree | 7b8aee3c4dcde15178d6ecec6e0aba17cdd84193 /include | |
| parent | a2dca217dae29c4ff6420e8c78d56b3f61ae0797 (diff) | |
| download | linux-aa075b0f30b53e397fd4d4162ebf4a3a236b9206.tar.xz | |
KVM: arm/arm64: vgic: Keep track of implementation revision
As we are about to tweak implementation aspects of the VGIC emulation,
while still preserving some level of backwards compatibility support,
add a field to keep track of the implementation revision field which is
reported to the VM and to userspace.
Reviewed-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Christoffer Dall <christoffer.dall@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/kvm/arm_vgic.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h index cfdd2484cc42..7e64c463ab4d 100644 --- a/include/kvm/arm_vgic.h +++ b/include/kvm/arm_vgic.h @@ -217,6 +217,9 @@ struct vgic_dist { /* vGIC model the kernel emulates for the guest (GICv2 or GICv3) */ u32 vgic_model; + /* Implementation revision as reported in the GICD_IIDR */ + u32 implementation_rev; + /* Do injected MSIs require an additional device ID? */ bool msis_require_devid; |