[PATCH 2/2] qemu: format address wdith on intel-iommu command line

Peter Krempa pkrempa at redhat.com
Thu Jun 4 08:38:42 UTC 2020


On Thu, Jun 04, 2020 at 09:42:43 +0200, Menno Lageman wrote:
> Format the address width attribute. Depending on the version of
> QEMU it is named 'aw-bits' or 'x-aw-bits'.
> 
> Signed-off-by: Menno Lageman <menno.lageman at oracle.com>
> ---
>  src/qemu/qemu_capabilities.c                  |  6 ++++
>  src/qemu/qemu_capabilities.h                  |  4 +++
>  src/qemu/qemu_command.c                       |  6 ++++
>  src/qemu/qemu_validate.c                      |  9 ++++-
>  .../caps_2.12.0.x86_64.xml                    |  1 +
>  .../caps_3.0.0.x86_64.xml                     |  1 +
>  .../caps_3.1.0.x86_64.xml                     |  1 +
>  .../caps_4.0.0.x86_64.xml                     |  1 +
>  .../caps_4.1.0.x86_64.xml                     |  1 +
>  .../caps_4.2.0.x86_64.xml                     |  1 +
>  .../caps_5.0.0.x86_64.xml                     |  1 +
>  .../caps_5.1.0.x86_64.xml                     |  1 +
>  .../intel-iommu-aw-bits.x86_64-latest.args    | 33 +++++++++++++++++++
>  tests/qemuxml2argvtest.c                      |  1 +
>  14 files changed, 66 insertions(+), 1 deletion(-)
>  create mode 100644 tests/qemuxml2argvdata/intel-iommu-aw-bits.x86_64-latest.args
> 
> diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
> index f12769635a86..fa305bf67f33 100644
> --- a/src/qemu/qemu_capabilities.c
> +++ b/src/qemu/qemu_capabilities.c
> @@ -582,6 +582,10 @@ VIR_ENUM_IMPL(virQEMUCaps,
>                "tcg",
>                "virtio-blk-pci.scsi.default.disabled",
>                "pvscsi",
> +
> +              /* 370 */
> +              "intel-iommu.x-aw-bits",

We definitely don't want to expose anythign with the experimental
prefix.

> +              "intel-iommu.aw-bits",

This is okay.




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