During refactoring we noticed some mistakes in the documentation.
Correct them.
Signed-off-by: Pavel Fedin <p.fedin@xxxxxxxxxxx>
---
Documentation/virtual/kvm/devices/arm-vgic.txt | 18 ++++++++++--------
1 file changed, 10 insertions(+), 8 deletions(-)
diff --git a/Documentation/virtual/kvm/devices/arm-vgic.txt b/Documentation/virtual/kvm/devices/arm-vgic.txt
index 3fb9054..4727829 100644
--- a/Documentation/virtual/kvm/devices/arm-vgic.txt
+++ b/Documentation/virtual/kvm/devices/arm-vgic.txt
@@ -44,28 +44,29 @@ Groups:
Attributes:
The attr field of kvm_device_attr encodes two values:
bits: | 63 .... 40 | 39 .. 32 | 31 .... 0 |
- values: | reserved | cpu id | offset |
+ values: | reserved | cpu idx | offset |
All distributor regs are (rw, 32-bit)
The offset is relative to the "Distributor base address" as defined in the
GICv2 specs. Getting or setting such a register has the same effect as
- reading or writing the register on the actual hardware from the cpu
- specified with cpu id field. Note that most distributor fields are not
- banked, but return the same value regardless of the cpu id used to access
- the register.
+ reading or writing the register on the actual hardware from the cpu whose
+ index is specified with cpu idx field. Note that most distributor fields
+ are not banked, but return the same value regardless of the cpu idx used to
+ access the register.
Limitations:
- Priorities are not implemented, and registers are RAZ/WI
- Currently only implemented for KVM_DEV_TYPE_ARM_VGIC_V2.
Errors:
- -ENODEV: Getting or setting this register is not yet supported
+ -ENXIO: Getting or setting this register is not yet supported
-EBUSY: One or more VCPUs are running
+ -EINVAL: Invalid CPU index supplied
KVM_DEV_ARM_VGIC_GRP_CPU_REGS
Attributes:
The attr field of kvm_device_attr encodes two values:
bits: | 63 .... 40 | 39 .. 32 | 31 .... 0 |
- values: | reserved | cpu id | offset |
+ values: | reserved | cpu idx | offset |
All CPU interface regs are (rw, 32-bit)
@@ -91,8 +92,9 @@ Groups:
- Priorities are not implemented, and registers are RAZ/WI
- Currently only implemented for KVM_DEV_TYPE_ARM_VGIC_V2.
Errors:
- -ENODEV: Getting or setting this register is not yet supported
+ -ENXIO: Getting or setting this register is not yet supported
-EBUSY: One or more VCPUs are running
+ -EINVAL: Invalid CPU index supplied
KVM_DEV_ARM_VGIC_GRP_NR_IRQS
Attributes:
--
2.4.4
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