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author | Paolo Bonzini <pbonzini@redhat.com> | 2017-02-09 16:01:23 +0100 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2017-02-09 16:01:23 +0100 |
commit | 2e751dfb5ffd20d1a31837dbc9718741df69bffe (patch) | |
tree | 8b7e0e47cf0ef4efda0f1090f0ccbbeb17e5a085 /Documentation/virtual | |
parent | a0e136d436ded817c0aade72efdefa56a00b4e5e (diff) | |
parent | 7b6b46311a8562fb3a9e035ed6ffab6d49c28886 (diff) | |
download | op-kernel-dev-2e751dfb5ffd20d1a31837dbc9718741df69bffe.zip op-kernel-dev-2e751dfb5ffd20d1a31837dbc9718741df69bffe.tar.gz |
Merge tag 'kvmarm-for-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
kvmarm updates for 4.11
- GICv3 save restore
- Cache flushing fixes
- MSI injection fix for GICv3 ITS
- Physical timer emulation support
Diffstat (limited to 'Documentation/virtual')
-rw-r--r-- | Documentation/virtual/kvm/devices/arm-vgic-v3.txt | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/Documentation/virtual/kvm/devices/arm-vgic-v3.txt b/Documentation/virtual/kvm/devices/arm-vgic-v3.txt index 9348b3c..c1a2461 100644 --- a/Documentation/virtual/kvm/devices/arm-vgic-v3.txt +++ b/Documentation/virtual/kvm/devices/arm-vgic-v3.txt @@ -118,7 +118,7 @@ Groups: -EBUSY: One or more VCPUs are running - KVM_DEV_ARM_VGIC_CPU_SYSREGS + KVM_DEV_ARM_VGIC_GRP_CPU_SYSREGS Attributes: The attr field of kvm_device_attr encodes two values: bits: | 63 .... 32 | 31 .... 16 | 15 .... 0 | @@ -139,13 +139,15 @@ Groups: All system regs accessed through this API are (rw, 64-bit) and kvm_device_attr.addr points to a __u64 value. - KVM_DEV_ARM_VGIC_CPU_SYSREGS accesses the CPU interface registers for the + KVM_DEV_ARM_VGIC_GRP_CPU_SYSREGS accesses the CPU interface registers for the CPU specified by the mpidr field. + CPU interface registers access is not implemented for AArch32 mode. + Error -ENXIO is returned when accessed in AArch32 mode. Errors: -ENXIO: Getting or setting this register is not yet supported -EBUSY: VCPU is running - -EINVAL: Invalid mpidr supplied + -EINVAL: Invalid mpidr or register value supplied KVM_DEV_ARM_VGIC_GRP_NR_IRQS @@ -204,3 +206,6 @@ Groups: architecture defined MPIDR, and the field is encoded as follows: | 63 .... 56 | 55 .... 48 | 47 .... 40 | 39 .... 32 | | Aff3 | Aff2 | Aff1 | Aff0 | + Errors: + -EINVAL: vINTID is not multiple of 32 or + info field is not VGIC_LEVEL_INFO_LINE_LEVEL |