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Re: [RFC PATCH v2 03/10] tools: Add arch LBR feature bits
- To: Tu Dinh <ngoc-tu.dinh@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Tue, 14 Jan 2025 17:38:34 +0100
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- Cc: Anthony PERARD <anthony.perard@xxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Tue, 14 Jan 2025 16:38:40 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 02.01.2025 09:45, Tu Dinh wrote:
> Signed-off-by: Tu Dinh <ngoc-tu.dinh@xxxxxxxxxx>
> ---
> tools/libs/light/libxl_cpuid.c | 3 +++
> tools/misc/xen-cpuid.c | 3 +++
> 2 files changed, 6 insertions(+)
>
> diff --git a/tools/libs/light/libxl_cpuid.c b/tools/libs/light/libxl_cpuid.c
> index 063fe86eb7..05be36f258 100644
> --- a/tools/libs/light/libxl_cpuid.c
> +++ b/tools/libs/light/libxl_cpuid.c
> @@ -342,6 +342,9 @@ int libxl_cpuid_parse_config(libxl_cpuid_policy_list
> *policy, const char* str)
> CPUID_ENTRY(0x00000007, 1, CPUID_REG_EDX),
> MSR_ENTRY(0x10a, CPUID_REG_EAX),
> MSR_ENTRY(0x10a, CPUID_REG_EDX),
> + CPUID_ENTRY(0x0000001C, NA, CPUID_REG_EAX),
> + CPUID_ENTRY(0x0000001C, NA, CPUID_REG_EBX),
> + CPUID_ENTRY(0x0000001C, NA, CPUID_REG_ECX),
> #undef MSR_ENTRY
> #undef CPUID_ENTRY
> };
> diff --git a/tools/misc/xen-cpuid.c b/tools/misc/xen-cpuid.c
> index 4c4593528d..4f0fb0a6ea 100644
> --- a/tools/misc/xen-cpuid.c
> +++ b/tools/misc/xen-cpuid.c
> @@ -37,6 +37,9 @@ static const struct {
> { "CPUID 0x00000007:1.edx", "7d1" },
> { "MSR_ARCH_CAPS.lo", "m10Al" },
> { "MSR_ARCH_CAPS.hi", "m10Ah" },
> + { "CPUID 0x0000001c.eax", "1Ca" },
> + { "CPUID 0x0000001c.ebx", "1Cb" },
> + { "CPUID 0x0000001c.ecx", "1Cc" },
> };
>
> #define COL_ALIGN "24"
I think this needs folding into patch 2. These tables want to stay in sync at
all
times with what the public interface has.
Jan
|
