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perf report: Introduce --socket-filter option

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Introduce --socket-filter option for 'perf report' to only show entries
for a processor socket that match this filter.

  $ perf report --socket-filter 1 --stdio
  # To display the perf.data header info, please use --header/--header-only options.
  #
  # Total Lost Samples: 0
  #
  # Samples: 752  of event 'cycles'
  # Event count (approx.): 350995599
  # Processor Socket: 1
  #
  # Overhead  Command    Shared Object     Symbol
  # ........  .........  ................  .................................
  #
      97.02%  test       test              [.] plusB_c
       0.97%  test       test              [.] plusA_c
       0.23%  swapper    [kernel.vmlinux]  [k] acpi_idle_do_entry
       0.09%  rcu_sched  [kernel.vmlinux]  [k] dyntick_save_progress_counter
       0.01%  swapper    [kernel.vmlinux]  [k] task_waking_fair
       0.00%  swapper    [kernel.vmlinux]  [k] run_timer_softirq

Signed-off-by: Kan Liang <kan.liang@intel.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1441377946-44429-3-git-send-email-kan.liang@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Kan Liang
2015-09-04 10:45:44 -04:00
committed by Arnaldo Carvalho de Melo
parent 2e7ea3ab82
commit 21394d948a
5 changed files with 37 additions and 1 deletions
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4
tools/perf/util/hist.h
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@@ -20,6 +20,7 @@ enum hist_filter {
HIST_FILTER__SYMBOL,
HIST_FILTER__GUEST,
HIST_FILTER__HOST,
HIST_FILTER__SOCKET,
};
enum hist_column {
@@ -71,6 +72,7 @@ struct hists {
struct events_stats stats;
u64 event_stream;
u16 col_len[HISTC_NR_COLS];
int socket_filter;
};
struct hist_entry_iter;
@@ -149,7 +151,7 @@ void hists__filter_by_symbol(struct hists *hists);
static inline bool hists__has_filter(struct hists *hists)
{
return hists->thread_filter || hists->dso_filter ||
hists->symbol_filter_str;
hists->symbol_filter_str || (hists->socket_filter > -1);
}
u16 hists__col_len(struct hists *hists, enum hist_column col);