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>

1 files changed, 10 insertions, 0 deletions

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 03251c7..2d0d69b 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -22,6 +22,7 @@
 #include "util/evlist.h"
 #include "util/evsel.h"
 #include "util/debug.h"
+#include "util/drv_configs.h"
 #include "util/session.h"
 #include "util/tool.h"
 #include "util/symbol.h"
@@ -383,6 +384,7 @@ static int record__open(struct record *rec)
 	struct perf_evlist *evlist = rec->evlist;
 	struct perf_session *session = rec->session;
 	struct record_opts *opts = &rec->opts;
+	struct perf_evsel_config_term *err_term;
 	int rc = 0;
 
 	perf_evlist__config(evlist, opts, &callchain_param);
@@ -412,6 +414,14 @@ try_again:
 		goto out;
 	}
 
+	if (perf_evlist__apply_drv_configs(evlist, &pos, &err_term)) {
+		error("failed to set config \"%s\" on event %s with %d (%s)\n",
+		      err_term->val.drv_cfg, perf_evsel__name(pos), errno,
+		      str_error_r(errno, msg, sizeof(msg)));
+		rc = -1;
+		goto out;
+	}
+
 	rc = record__mmap(rec);
 	if (rc)
 		goto out;