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authorNamhyung Kim <namhyung.kim@lge.com>2013-09-11 14:09:31 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-10-09 16:02:02 -0300
commit2cc9d0ef577975abb3ebce7d5978559ec1c73633 (patch)
treebddeda74b58bf0e9f45f2a14b8846983c8d2c6f3 /tools/perf/util/srcline.c
parent86c98cab5a3137376ea7df5ffa5bd52e545fee95 (diff)
downloadop-kernel-dev-2cc9d0ef577975abb3ebce7d5978559ec1c73633.zip
op-kernel-dev-2cc9d0ef577975abb3ebce7d5978559ec1c73633.tar.gz
perf tools: Save failed result of get_srcline()
Some dso's lack srcline info, so there's no point to keep trying on them. Just save failture status and skip them. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Reviewed-by: Jiri Olsa <jolsa@redhat.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1378876173-13363-8-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/srcline.c')
-rw-r--r--tools/perf/util/srcline.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/tools/perf/util/srcline.c b/tools/perf/util/srcline.c
index c736d94..dcff10b 100644
--- a/tools/perf/util/srcline.c
+++ b/tools/perf/util/srcline.c
@@ -58,10 +58,13 @@ char *get_srcline(struct dso *dso, unsigned long addr)
{
char *file;
unsigned line;
- char *srcline = SRCLINE_UNKNOWN;
+ char *srcline;
char *dso_name = dso->long_name;
size_t size;
+ if (!dso->has_srcline)
+ return SRCLINE_UNKNOWN;
+
if (dso_name[0] == '[')
goto out;
@@ -81,8 +84,11 @@ char *get_srcline(struct dso *dso, unsigned long addr)
srcline = SRCLINE_UNKNOWN;
free(file);
-out:
return srcline;
+
+out:
+ dso->has_srcline = 0;
+ return SRCLINE_UNKNOWN;
}
void free_srcline(char *srcline)
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