[tip:perf/core] perf tools: Add dsos__addnew function

[tip-bot for Jiri Olsa]

Commit-ID:  701d8d7f861ec36f3bc60d1ddb185cceb7919c79
Gitweb:     http://git.kernel.org/tip/701d8d7f861ec36f3bc60d1ddb185cceb7919c79
Author:     Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Thu, 12 Feb 2015 22:06:09 +0100
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Sat, 21 Mar 2015 14:53:42 -0300

perf tools: Add dsos__addnew function

Separate the creation of new dso object and its addition to the dsos
list. It will be used in following patch.

Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Acked-by: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Corey Ashford <cjashfor@xxxxxxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-8j43jod97fdt5dwdsushwwae@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/util/dso.c | 21 ++++++++++++---------
 tools/perf/util/dso.h |  1 +
 2 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index 3e6863f..7a7c54b 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -1071,21 +1071,24 @@ struct dso *dsos__find(const struct dsos *dsos, const char *name,
 	return dso__find_by_longname(&dsos->root, name);
 }
 
-struct dso *__dsos__findnew(struct dsos *dsos, const char *name)
+struct dso *dsos__addnew(struct dsos *dsos, const char *name)
 {
-	struct dso *dso = dsos__find(dsos, name, false);
+	struct dso *dso = dso__new(name);
 
-	if (!dso) {
-		dso = dso__new(name);
-		if (dso != NULL) {
-			dsos__add(dsos, dso);
-			dso__set_basename(dso);
-		}
+	if (dso != NULL) {
+		dsos__add(dsos, dso);
+		dso__set_basename(dso);
 	}
-
 	return dso;
 }
 
+struct dso *__dsos__findnew(struct dsos *dsos, const char *name)
+{
+	struct dso *dso = dsos__find(dsos, name, false);
+
+	return dso ? dso : dsos__addnew(dsos, name);
+}
+
 size_t __dsos__fprintf_buildid(struct list_head *head, FILE *fp,
 			       bool (skip)(struct dso *dso, int parm), int parm)
 {
diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
index 384cd29..3c81d83 100644
--- a/tools/perf/util/dso.h
+++ b/tools/perf/util/dso.h
@@ -264,6 +264,7 @@ struct dso *dso__kernel_findnew(struct machine *machine, const char *name,
 				const char *short_name, int dso_type);
 
 void dsos__add(struct dsos *dsos, struct dso *dso);
+struct dso *dsos__addnew(struct dsos *dsos, const char *name);
 struct dso *dsos__find(const struct dsos *dsos, const char *name,
 		       bool cmp_short);
 struct dso *__dsos__findnew(struct dsos *dsos, const char *name);
--
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