Commit 51dd2eb9 authored by Alexandru Elisei's avatar Alexandru Elisei Committed by Marc Zyngier
Browse files

KVM: arm64: Match PMU error code descriptions with error conditions 



Update the description of the PMU KVM_{GET, SET}_DEVICE_ATTR error codes
to be a better match for the code that returns them.

Signed-off-by: default avatarAlexandru Elisei <alexandru.elisei@arm.com>
Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
Reviewed-by: default avatarAndrew Jones <drjones@redhat.com>
Link: https://lore.kernel.org/r/20200924123731.268177-3-alexandru.elisei@arm.com
parent af130d0a

Documentation/virt/kvm/devices/vcpu.rst

+5 −4
Original line number Diff line number Diff line
@@ -26,8 +26,9 @@ Returns: 
	 =======  ========================================================

	 -EBUSY   The PMU overflow interrupt is already set

	 -EFAULT  Error reading interrupt number

	 -ENXIO   The overflow interrupt not set when attempting to get it

	 -ENODEV  PMUv3 not supported

	 -ENXIO   PMUv3 not supported or the overflow interrupt not set

		  when attempting to get it

	 -ENODEV  KVM_ARM_VCPU_PMU_V3 feature missing from VCPU

	 -EINVAL  Invalid PMU overflow interrupt number supplied or

		  trying to set the IRQ number without using an in-kernel

		  irqchip.
@@ -48,8 +49,8 @@ Returns: 
	 =======  ======================================================

	 -EEXIST  Interrupt number already used

	 -ENODEV  PMUv3 not supported or GIC not initialized

	 -ENXIO   PMUv3 not properly configured or in-kernel irqchip not

		  configured as required prior to calling this attribute

	 -ENXIO   PMUv3 not supported, missing VCPU feature or interrupt

		  number not set

	 -EBUSY   PMUv3 already initialized

	 =======  ======================================================

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