[libvirt PATCH v3 16/24] cpu_map: Add missing x86 feature "avx512-fp16"

Jiri Denemark jdenemar at redhat.com
Tue Nov 8 11:10:24 UTC 2022


On Fri, Nov 04, 2022 at 16:43:36 +0100, Tim Wiederhake wrote:
> Signed-off-by: Tim Wiederhake <twiederh at redhat.com>
> Reviewed-by: Jiri Denemark <jdenemar at redhat.com>
> ---
>  src/cpu_map/x86_features.xml | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/src/cpu_map/x86_features.xml b/src/cpu_map/x86_features.xml
> index 08694edbf5..eb1b2728aa 100644
> --- a/src/cpu_map/x86_features.xml
> +++ b/src/cpu_map/x86_features.xml
> @@ -372,6 +372,9 @@
>    <feature name='pconfig'>
>      <cpuid eax_in='0x07' ecx_in='0x00' edx='0x00040000'/>
>    </feature>
> +  <feature name='avx512-fp16'>
> +    <cpuid eax_in='0x07' ecx_in='0x00' edx='0x00800000'/>
> +  </feature>
>    <feature name='spec-ctrl'>
>      <cpuid eax_in='0x07' ecx_in='0x00' edx='0x04000000'/>
>    </feature>

This patch conflicts with recently pushed e528717d903. The conflict
resolution is trivial, just mind the placement. The new avx512-fp16
feature should go between amx-bf16 and amx-tile which were both added by
the conflicting commit.

Jirka


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