Re: [patch 1/8] 2.6.22-rc3 perfmon2 : IBS implementation for AMD64

Stephane Eranian
2007-06-19T12:39:32Z

Robert,

I applied this patch to my tree.
Thanks.

On Fri, Jun 15, 2007 at 06:57:30PM +0200, Robert Richter wrote:
> This patch implements Barcelona CPU detection.
>
> Signed-off-by: Robert Richter <robert.richter@amd.com>
>
> Index: linux-2.6.22-rc3/arch/i386/perfmon/perfmon.c
> ===================================================================
> --- linux-2.6.22-rc3.orig/arch/i386/perfmon/perfmon.c
> +++ linux-2.6.22-rc3/arch/i386/perfmon/perfmon.c
> @@ -1059,6 +1059,7 @@ char *pfm_arch_get_pmu_module_name(void)
> goto try_arch;
> }
> case 15:
> + case 16:
> /* All Opteron processors */
> if (cpu_data->x86_vendor == X86_VENDOR_AMD)
> return "perfmon_k8";
> Index: linux-2.6.22-rc3/arch/x86_64/perfmon/perfmon_k8.c
> ===================================================================
> --- linux-2.6.22-rc3.orig/arch/x86_64/perfmon/perfmon_k8.c
> +++ linux-2.6.22-rc3/arch/x86_64/perfmon/perfmon_k8.c
> @@ -307,7 +307,12 @@ static int pfm_k8_probe_pmu(void)
> return -1;
> }
>
> - if (current_cpu_data.x86 != 15) {
> + switch (current_cpu_data.x86) {
> + case 15:
> + case 16:
> + PFM_INFO("found family=%d", current_cpu_data.x86);
> + break;
> + default:
> PFM_INFO("unsupported family=%d", current_cpu_data.x86);
> return -1;
> }
>
> --
> AMD Saxony, Dresden, Germany
> Operating System Research Center
> email: robert.richter@amd.com
>
>
>

--

-Stephane