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Re: [PATCH 07/13] perf hists browser: Fixup the "cpu" column width calculation

From "Wangnan (F)" <wangnan0@huawei.com>
Newsgroups linux.kernel
Subject Re: [PATCH 07/13] perf hists browser: Fixup the "cpu" column width calculation
Date 2015-09-11 13:00 +0200
Message-ID <q7udH-7KK-5@gated-at.bofh.it> (permalink)
References <q6THb-4vo-3@gated-at.bofh.it> <q6THc-4vo-13@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 2015/9/10 3:50, Arnaldo Carvalho de Melo wrote:
> From: Arnaldo Carvalho de Melo <acme@redhat.com>
>
> Since we were not setting it to at least 3 chars ('CPU'), it was being
> reset to zero when recalculating the columns width when refreshing the
> screen, in 'perf top'. Fix it.

Tested-by: Wang Nan <wangnan0@huawei.com>

> Cc: Adrian Hunter <adrian.hunter@intel.com>
> Cc: Borislav Petkov <bp@suse.de>
> Cc: David Ahern <dsahern@gmail.com>
> Cc: Frederic Weisbecker <fweisbec@gmail.com>
> Cc: Jiri Olsa <jolsa@redhat.com>
> Cc: Kan Liang <kan.liang@intel.com>
> Cc: Namhyung Kim <namhyung@kernel.org>
> Cc: Stephane Eranian <eranian@google.com>
> Cc: Wang Nan <wangnan0@huawei.com>
> Link: http://lkml.kernel.org/n/tip-iqcdnkkqm6sew06x01fbijmy@git.kernel.org
> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
> ---
>   tools/perf/util/hist.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
> index 67b48616ab31..b3567a25f0c4 100644
> --- a/tools/perf/util/hist.c
> +++ b/tools/perf/util/hist.c
> @@ -146,6 +146,7 @@ void hists__calc_col_len(struct hists *hists, struct hist_entry *h)
>   		hists__set_unres_dso_col_len(hists, HISTC_MEM_DADDR_DSO);
>   	}
>   
> +	hists__new_col_len(hists, HISTC_CPU, 3);
>   	hists__new_col_len(hists, HISTC_SOCKET, 6);
>   	hists__new_col_len(hists, HISTC_MEM_LOCKED, 6);
>   	hists__new_col_len(hists, HISTC_MEM_TLB, 22);


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[RFC 00/13] perf_env/CPU socket reorg/fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
  [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
    RE: [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method "Liang, Kan" <kan.liang@intel.com> - 2015-09-09 23:50 +0200
      Re: [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-10 15:20 +0200
        RE: [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method "Liang, Kan" <kan.liang@intel.com> - 2015-09-10 22:10 +0200
          RE: [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method "Liang, Kan" <kan.liang@intel.com> - 2015-09-10 22:20 +0200
          Re: [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-10 22:20 +0200
        Re: [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method "Wangnan (F)" <wangnan0@huawei.com> - 2015-09-11 12:30 +0200
          Re: [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-11 16:50 +0200
            Re: [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-11 17:40 +0200
              Re: [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method Namhyung Kim <namhyung@kernel.org> - 2015-09-11 18:20 +0200
                Re: [PATCH 04/13] perf env: Introduce read_cpu_topology_map() method Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-11 18:40 +0200
              [tip:perf/urgent] perf header:   Fixup reading of HEADER_NRCPUS feature tip-bot for Arnaldo Carvalho de Melo <tipbot@zytor.com> - 2015-09-14 11:20 +0200
    [tip:perf/core] perf env: Introduce read_cpu_topology_map()   method tip-bot for Arnaldo Carvalho de Melo <tipbot@zytor.com> - 2015-09-15 09:10 +0200
  [PATCH 07/13] perf hists browser: Fixup the "cpu" column width calculation Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
    Re: [PATCH 07/13] perf hists browser: Fixup the "cpu" column width  calculation "Wangnan (F)" <wangnan0@huawei.com> - 2015-09-11 13:00 +0200
  [PATCH 12/13] perf evsel: Remove forward declaration of 'struct perf_evlist' Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
  [PATCH 02/13] perf env: Rename some leftovers from rename to perf_env Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
  [PATCH 01/13] perf env: Move perf_env out of header.h and session.c into separate object Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
  [PATCH 13/13] Revert "perf evlist: Add backpointer for perf_env to evlist" Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
  [PATCH 08/13] perf machine: Add pointer to sample's environment Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
  [PATCH 06/13] perf top: Cache the cpu topology info when "-s socket" is used Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
  [PATCH 03/13] perf env: Adopt perf_header__set_cmdline Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
  [PATCH 09/13] perf event: Use machine->env to find the cpu -> socket mapping Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
  [PATCH 10/13] perf report: Do not blindly use env->cpu[al.cpu].socket_id Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-09 22:00 +0200
    Re: [PATCH 10/13] perf report: Do not blindly use env->cpu[al.cpu].socket_id "Wangnan (F)" <wangnan0@huawei.com> - 2015-09-11 14:00 +0200
  Re: [RFC 00/13] perf_env/CPU socket reorg/fixes Jiri Olsa <jolsa@redhat.com> - 2015-09-10 11:20 +0200
    Re: [RFC 00/13] perf_env/CPU socket reorg/fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-10 16:20 +0200
  Re: [RFC 00/13] perf_env/CPU socket reorg/fixes "Wangnan (F)" <wangnan0@huawei.com> - 2015-09-11 14:30 +0200
    Re: [RFC 00/13] perf_env/CPU socket reorg/fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-11 15:10 +0200
      Re: [RFC 00/13] perf_env/CPU socket reorg/fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-11 15:30 +0200
        Re: [RFC 00/13] perf_env/CPU socket reorg/fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-11 15:40 +0200
          Re: [RFC 00/13] perf_env/CPU socket reorg/fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-11 15:40 +0200
            Re: [RFC 00/13] perf_env/CPU socket reorg/fixes "Wangnan (F)" <wangnan0@huawei.com> - 2015-09-14 03:40 +0200
      Re: [RFC 00/13] perf_env/CPU socket reorg/fixes "Wangnan (F)" <wangnan0@huawei.com> - 2015-09-14 03:30 +0200

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