Commit 100e6298 authored by Eric Auger's avatar Eric Auger Committed by Christoffer Dall

KVM: arm/arm64: Add GICV3 pending table save API documentation

Add description for how to save GICV3 LPI pending bit into
guest RAM pending tables.
Signed-off-by: default avatarEric Auger <eric.auger@redhat.com>
Acked-by: default avatarChristoffer Dall <cdall@linaro.org>
Acked-by: default avatarMarc Zyngier <marc.zyngier@arm.com>
parent de2a0910
...@@ -167,11 +167,17 @@ Groups: ...@@ -167,11 +167,17 @@ Groups:
KVM_DEV_ARM_VGIC_CTRL_INIT KVM_DEV_ARM_VGIC_CTRL_INIT
request the initialization of the VGIC, no additional parameter in request the initialization of the VGIC, no additional parameter in
kvm_device_attr.addr. kvm_device_attr.addr.
KVM_DEV_ARM_VGIC_SAVE_PENDING_TABLES
save all LPI pending bits into guest RAM pending tables.
The first kB of the pending table is not altered by this operation.
Errors: Errors:
-ENXIO: VGIC not properly configured as required prior to calling -ENXIO: VGIC not properly configured as required prior to calling
this attribute this attribute
-ENODEV: no online VCPU -ENODEV: no online VCPU
-ENOMEM: memory shortage when allocating vgic internal data -ENOMEM: memory shortage when allocating vgic internal data
-EFAULT: Invalid guest ram access
-EBUSY: One or more VCPUS are running
KVM_DEV_ARM_VGIC_GRP_LEVEL_INFO KVM_DEV_ARM_VGIC_GRP_LEVEL_INFO
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment