linux-kernel - Re: [PATCH v6 02/11] perf tools report: Parse time quantum

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Date:   Mon, 11 Mar 2019 13:59:25 -0300
From:   Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
To:     Andi Kleen <andi@...stfloor.org>
Cc:     jolsa@...nel.org, linux-perf-users@...r.kernel.org,
        linux-kernel@...r.kernel.org, Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH v6 02/11] perf tools report: Parse time quantum

Em Mon, Mar 11, 2019 at 07:44:53AM -0700, Andi Kleen escreveu:
> From: Andi Kleen <ak@...ux.intel.com>
> 
> Many workloads change over time. perf report currently aggregates
> the whole time range reported in perf.data.
> 
> This patch adds an option for a time quantum to quantisize the
> perf.data over time.
> 
> This just adds the option, will be used in follow on patches
> for a time sort key.
> 
> Signed-off-by: Andi Kleen <ak@...ux.intel.com>
> 
> ---
> v2:
> Move time_quantum to symbol_conf. check for zero time quantum
> v3:
> Document s unit
> v4:
> Use _NSEC defines

Humm? This just adds a header, but nevermind, I have the full patch in
my tree already :-)

- Arnaldo

> ---
>  tools/perf/util/symbol.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
> index 6b73a0eeb6a1..967066d4d899 100644
> --- a/tools/perf/util/symbol.c
> +++ b/tools/perf/util/symbol.c
> @@ -30,6 +30,7 @@
>  #include <elf.h>
>  #include <limits.h>
>  #include <symbol/kallsyms.h>
> +#include <linux/time64.h>
>  #include <sys/utsname.h>
>  
>  static int dso__load_kernel_sym(struct dso *dso, struct map *map);
> -- 
> 2.20.1

-- 

- Arnaldo