On 6/26/2025 4:31 PM, Zhao Liu wrote:
> Host SapphireRapids CPU has 0x1f leaf by default, so that enable it for
> Guest CPU by default as well.
>
> Suggested-by: Igor Mammedov <imamm...@redhat.com>
> Signed-off-by: Zhao Liu <zhao1....@intel.com>
> ---
> Changes since RFC:
> * Rename the property to "x-force-cpuid-0x1f". (Igor)
> ---
> target/i386/cpu.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/target/i386/cpu.c b/target/i386/cpu.c
> index acf7e0de184d..c7f157a0f71c 100644
> --- a/target/i386/cpu.c
> +++ b/target/i386/cpu.c
> @@ -5084,8 +5084,11 @@ static const X86CPUDefinition builtin_x86_defs[] = {
> },
> {
> .version = 4,
> - .note = "with spr-sp cache model",
> + .note = "with spr-sp cache model and 0x1f leaf",
ditto.
Reviewed-by: Dapeng Mi <dapeng1...@linux.intel.com>
> .cache_info = &xeon_spr_cache_info,
> + .props = (PropValue[]) {
> + { "x-force-cpuid-0x1f", "on" },
> + }
> },
> { /* end of list */ }
> }
