17/03/2026 10:17, Bing Zhao:
> The Nvidia Grace platform has a cacheline size with 64B, unlike the
> 128B size on other arm64 generic platforms. In the meson file, the
> cacheline size is missing to be defined explicitly. So it will choose
> 128 for building and it will impact the performance.

Grace has
        'implementer': '0x41',
which is implementer_arm with
        ['RTE_CACHE_LINE_SIZE', 64],
so I think this patch is not required.


> @@ -535,6 +535,9 @@ soc_grace = {
>      'implementer': '0x41',
>      'part_number': '0xd4f',
>      'extra_march_features': ['crypto'],
> +    'flags': [
> +        ['RTE_CACHE_LINE_SIZE', '"64"'],
> +    ],



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