On Thu, Jan 2, 2014 at 11:57 AM, Baruch Siach <[email protected]> wrote:
> Signed-off-by: Baruch Siach <[email protected]>
> ---
> v2: use the "core ID" field from /proc/cpuinfo (Max Filippov)
> ---
>  tools/perf/perf.h | 7 +++++++
>  1 file changed, 7 insertions(+)

Acked-by: Max Filippov <[email protected]>

> diff --git a/tools/perf/perf.h b/tools/perf/perf.h
> index b079304bd53d..e441864dbe03 100644
> --- a/tools/perf/perf.h
> +++ b/tools/perf/perf.h
> @@ -132,6 +132,13 @@
>  #define CPUINFO_PROC   "CPU"
>  #endif
>
> +#ifdef __xtensa__
> +#define mb()           asm volatile("memw" ::: "memory")
> +#define wmb()          asm volatile("memw" ::: "memory")
> +#define rmb()          asm volatile("" ::: "memory")
> +#define CPUINFO_PROC   "core ID"
> +#endif
> +
>  #define barrier() asm volatile ("" ::: "memory")
>
>  #ifndef cpu_relax
> --
> 1.8.5.2

-- 
Thanks.
-- Max
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