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authorVijaya Kumar K <Vijaya.Kumar@cavium.com>2017-01-26 15:20:46 +0100
committerMarc Zyngier <marc.zyngier@arm.com>2017-01-30 14:47:02 +0100
commit2df903a89a81c44da7ae94837af5c00a72ce6aaf (patch)
tree238583621706e74c1baf7d05483fe67e49039e05 /arch/arm/include/uapi
parentKVM: arm/arm64: vgic: Add debugfs vgic-state file (diff)
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KVM: arm/arm64: vgic: Implement support for userspace access
Read and write of some registers like ISPENDR and ICPENDR from userspace requires special handling when compared to guest access for these registers. Refer to Documentation/virtual/kvm/devices/arm-vgic-v3.txt for handling of ISPENDR, ICPENDR registers handling. Add infrastructure to support guest and userspace read and write for the required registers Also moved vgic_uaccess from vgic-mmio-v2.c to vgic-mmio.c Signed-off-by: Vijaya Kumar K <Vijaya.Kumar@cavium.com> Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org> Reviewed-by: Eric Auger <eric.auger@redhat.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
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