On 03/13/2012 12:52 PM, Andrew Cooper wrote:
> This will allow userspace to reason with the total number of CPUs, not
> just the current number of online CPUs.
>
> -- Andrew Cooper - Dom0 Kernel Engineer, Citrix XenServer T: +44 (0)1223 225
> 900, http://www.citrix.com
>
> xl-info-max_cpu_id.patch
>
>
> # HG changeset patch
> # Parent 5d20d2f6ffed0a49f030f04a8870f1926babbcbf
> xl: display max_cpu_ids for xl info
>
> Expose "max_cpu_id" in stdout from `xl info`
>
> Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
>
> diff -r 5d20d2f6ffed tools/libxl/xl_cmdimpl.c
> --- a/tools/libxl/xl_cmdimpl.c
> +++ b/tools/libxl/xl_cmdimpl.c
> @@ -3734,6 +3734,7 @@ static void output_physinfo(void)
>      }
>  
>      printf("nr_cpus                : %d\n", info.nr_cpus);
> +    printf("max_cpu_id             : %d\n", info.max_cpu_id);

Is this true: nr_cpus = max_cpu_id + 1 ?

Zhigang

>      printf("nr_nodes               : %d\n", info.nr_nodes);
>      printf("cores_per_socket       : %d\n", info.cores_per_socket);
>      printf("threads_per_core       : %d\n", info.threads_per_core);
>
>
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