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path: root/Documentation/virt/kvm/devices/vcpu.rst
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2020-10-02KVM: arm64: Fix some documentation build warningsMauro Carvalho Chehab1-13/+13
As warned with make htmldocs: .../Documentation/virt/kvm/devices/vcpu.rst:70: WARNING: Malformed table. Text in column margin in table line 2. ======= ====================================================== -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 -EBUSY: PMUv3 already initialized -EINVAL: Invalid filter range ======= ====================================================== The ':' character for two lines are above the size of the column. Besides that, other tables at the file doesn't use ':', so just drop them. While here, also fix this warning also introduced at the same patch: .../Documentation/virt/kvm/devices/vcpu.rst:88: WARNING: Block quote ends without a blank line; unexpected unindent. By marking the C code as a literal block. Fixes: 8be86a5eec04 ("KVM: arm64: Document PMU filtering API") Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Signed-off-by: Marc Zyngier <maz@kernel.org> Acked-by: Paolo Bonzini <pbonzini@redhat.com> Link: https://lore.kernel.org/r/b5385dd0213f1f070667925bf7a807bf5270ba78.1601616399.git.mchehab+huawei@kernel.org
2020-09-29KVM: arm64: Match PMU error code descriptions with error conditionsAlexandru Elisei1-4/+5
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: Alexandru Elisei <alexandru.elisei@arm.com> Signed-off-by: Marc Zyngier <maz@kernel.org> Reviewed-by: Andrew Jones <drjones@redhat.com> Link: https://lore.kernel.org/r/20200924123731.268177-3-alexandru.elisei@arm.com
2020-09-29KVM: arm64: Add undocumented return values for PMU device control groupAlexandru Elisei1-0/+2
KVM_ARM_VCPU_PMU_V3_IRQ returns -EFAULT if get_user() fails when reading the interrupt number from kvm_device_attr.addr. KVM_ARM_VCPU_PMU_V3_INIT returns the error value from kvm_vgic_set_owner(). kvm_arm_pmu_v3_init() checks that the vgic has been initialized and the interrupt number is valid, but kvm_vgic_set_owner() can still return the error code -EEXIST if another device has already claimed the interrupt. Signed-off-by: Alexandru Elisei <alexandru.elisei@arm.com> Signed-off-by: Marc Zyngier <maz@kernel.org> Reviewed-by: Andrew Jones <drjones@redhat.com> Link: https://lore.kernel.org/r/20200924123731.268177-2-alexandru.elisei@arm.com
2020-09-29KVM: arm64: Document PMU filtering APIMarc Zyngier1-0/+46
Add a small blurb describing how the event filtering API gets used. Reviewed-by: Andrew Jones <drjones@redhat.com> Signed-off-by: Marc Zyngier <maz@kernel.org>
2020-04-21docs: fix broken references to text filesMauro Carvalho Chehab1-1/+1
Several references got broken due to txt to ReST conversion. Several of them can be automatically fixed with: scripts/documentation-file-ref-check --fix Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org> # hwtracing/coresight/Kconfig Reviewed-by: Paul E. McKenney <paulmck@kernel.org> # memory-barrier.txt Acked-by: Alex Shi <alex.shi@linux.alibaba.com> # translations/zh_CN Acked-by: Federico Vaga <federico.vaga@vaga.pv.it> # translations/it_IT Acked-by: Marc Zyngier <maz@kernel.org> # kvm/arm64 Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Link: https://lore.kernel.org/r/6f919ddb83a33b5f2a63b6b5f0575737bb2b36aa.1586881715.git.mchehab+huawei@kernel.org Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-02-12docs: kvm: convert devices/vcpu.txt to ReSTMauro Carvalho Chehab1-0/+114
- Use title markups; - adjust indentation and add blank lines as needed; - adjust tables to match ReST accepted formats; - use :field: markups; - mark code blocks as such. Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>