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perf tools: Save failed result of get_srcline()

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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>
This commit is contained in:
Namhyung Kim 2013-09-11 14:09:31 +09:00 committed by Arnaldo Carvalho de Melo
parent 86c98cab5a
commit 2cc9d0ef57
3 changed files with 10 additions and 2 deletions
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1
tools/perf/util/dso.c
View File

@ -450,6 +450,7 @@ struct dso *dso__new(const char *name)
dso->rel = 0;
dso->sorted_by_name = 0;
dso->has_build_id = 0;
dso->has_srcline = 1;
dso->kernel = DSO_TYPE_USER;
dso->needs_swap = DSO_SWAP__UNSET;
INIT_LIST_HEAD(&dso->node);

1
tools/perf/util/dso.h
View File

@ -83,6 +83,7 @@ struct dso {
enum dso_binary_type data_type;
u8 adjust_symbols:1;
u8 has_build_id:1;
u8 has_srcline:1;
u8 hit:1;
u8 annotate_warned:1;
u8 sname_alloc:1;

10
tools/perf/util/srcline.c
View File

@ -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)