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| author | Mathieu Poirier <mathieu.poirier@linaro.org> | 2016-09-16 09:50:03 -0600 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-09-22 13:07:36 -0300 |
| commit | 5d8bb1ec7477e0e53dbd891733682a6583d4398e (patch) | |
| tree | 868fb6786dfd87daf88189f824d87af0666ccbba /tools/perf/builtin-stat.c | |
| parent | 859442bd3fcbe326a9c0174c6105c938eb101438 (diff) | |
| download | talos-op-linux-5d8bb1ec7477e0e53dbd891733682a6583d4398e.tar.gz talos-op-linux-5d8bb1ec7477e0e53dbd891733682a6583d4398e.zip | |
perf tools: Add PMU configuration to tools
Now that the required mechanic is there to deal with PMU specific
configuration, add the functionality to the tools where events can be
selected.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lkml.kernel.org/r/1474041004-13956-7-git-send-email-mathieu.poirier@linaro.org
[ Fix the build on XSI-compliant systems, using str_error_r() to make sure we return a string, not an integer ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-stat.c')
| -rw-r--r-- | tools/perf/builtin-stat.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 90882b1d6a91..688dea7cb08f 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -52,6 +52,7 @@ #include "util/evlist.h" #include "util/evsel.h" #include "util/debug.h" +#include "util/drv_configs.h" #include "util/color.h" #include "util/stat.h" #include "util/header.h" @@ -540,6 +541,7 @@ static int __run_perf_stat(int argc, const char **argv) int status = 0; const bool forks = (argc > 0); bool is_pipe = STAT_RECORD ? perf_stat.file.is_pipe : false; + struct perf_evsel_config_term *err_term; if (interval) { ts.tv_sec = interval / USEC_PER_MSEC; @@ -611,6 +613,13 @@ try_again: return -1; } + if (perf_evlist__apply_drv_configs(evsel_list, &counter, &err_term)) { + error("failed to set config \"%s\" on event %s with %d (%s)\n", + err_term->val.drv_cfg, perf_evsel__name(counter), errno, + str_error_r(errno, msg, sizeof(msg))); + return -1; + } + if (STAT_RECORD) { int err, fd = perf_data_file__fd(&perf_stat.file); |
