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Commit a2f2804a authored by David Ahern's avatar David Ahern Committed by Arnaldo Carvalho de Melo
Browse files

perf evlist: Add tracepoint lookup by name 



Will be used by upcoming perf-trace replay option.

Signed-off-by: default avatarDavid Ahern <dsahern@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1377750593-48046-2-git-send-email-dsahern@gmail.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 045f8cd8

tools/perf/util/evlist.c

+15 −0
Original line number Diff line number Diff line
@@ -208,6 +208,21 @@ perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id) 
	return NULL;

}



struct perf_evsel *

perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist,

				     const char *name)

{

	struct perf_evsel *evsel;



	list_for_each_entry(evsel, &evlist->entries, node) {

		if ((evsel->attr.type == PERF_TYPE_TRACEPOINT) &&

		    (strcmp(evsel->name, name) == 0))

			return evsel;

	}



	return NULL;

}



int perf_evlist__add_newtp(struct perf_evlist *evlist,

			   const char *sys, const char *name, void *handler)

{

tools/perf/util/evlist.h

+4 −0
Original line number Diff line number Diff line
@@ -74,6 +74,10 @@ int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter); 
struct perf_evsel *

perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id);



struct perf_evsel *

perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist,

				     const char *name);



void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel,

			 int cpu, int thread, u64 id);