[Linux-Xtensa] [PATCH] xtensa: enable HAVE_PERF_EVENTS

Baruch Siach baruch at tkos.co.il
Wed Jan 1 06:10:54 UTC 2014


Hi Chris, Max,

Ping?

Any chance of having this in v3.14?

baruch

On Thu, Nov 28, 2013 at 06:00:04PM +0200, Baruch Siach wrote:
> This allows the perf tool to monitor kernel tracepoint events.
> 
> Signed-off-by: Baruch Siach <baruch at tkos.co.il>
> ---
>  arch/xtensa/Kconfig                  | 1 +
>  arch/xtensa/include/asm/perf_event.h | 4 ++++
>  2 files changed, 5 insertions(+)
>  create mode 100644 arch/xtensa/include/asm/perf_event.h
> 
> diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
> index 908a16b..edbdb95 100644
> --- a/arch/xtensa/Kconfig
> +++ b/arch/xtensa/Kconfig
> @@ -19,6 +19,7 @@ config XTENSA
>  	select IRQ_DOMAIN
>  	select HAVE_OPROFILE
>  	select HAVE_FUNCTION_TRACER
> +	select HAVE_PERF_EVENTS
>  	help
>  	  Xtensa processors are 32-bit RISC machines designed by Tensilica
>  	  primarily for embedded systems.  These processors are both
> diff --git a/arch/xtensa/include/asm/perf_event.h b/arch/xtensa/include/asm/perf_event.h
> new file mode 100644
> index 0000000..5aa4590
> --- /dev/null
> +++ b/arch/xtensa/include/asm/perf_event.h
> @@ -0,0 +1,4 @@
> +#ifndef __ASM_XTENSA_PERF_EVENT_H
> +#define __ASM_XTENSA_PERF_EVENT_H
> +
> +#endif /* __ASM_XTENSA_PERF_EVENT_H */
> -- 
> 1.8.4.3

-- 
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