perf tools: Separate the VDSO map name from the VDSO dso name

This is in preparation for supporting 32-bit compatibility VDSOs.

Reviewed-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1406035081-14301-49-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 8 insertions, 3 deletions

diff --git a/tools/perf/util/vdso.c b/tools/perf/util/vdso.c
index 946d927765c6..a9300f83654b 100644
--- a/tools/perf/util/vdso.c
+++ b/tools/perf/util/vdso.c
@@ -33,7 +33,7 @@ static struct vdso_info *vdso_info__new(void)
         static const struct vdso_info vdso_info_init = {
                 .vdso    = {
                         .temp_file_name = VDSO__TEMP_FILE_NAME,
-                        .dso_name = VDSO__MAP_NAME,
+                        .dso_name = DSO__NAME_VDSO,
                 },
         };
 
@@ -147,7 +147,7 @@ struct dso *vdso__dso_findnew(struct machine *machine)
         if (!vdso_info)
                 return NULL;
 
-        dso = dsos__find(&machine->user_dsos, VDSO__MAP_NAME, true);
+        dso = dsos__find(&machine->user_dsos, DSO__NAME_VDSO, true);
         if (!dso) {
                 char *file;
 
@@ -155,8 +155,13 @@ struct dso *vdso__dso_findnew(struct machine *machine)
                 if (!file)
                         return NULL;
 
-                dso = vdso__new(machine, VDSO__MAP_NAME, file);
+                dso = vdso__new(machine, DSO__NAME_VDSO, file);
         }
 
         return dso;
 }
+
+bool dso__is_vdso(struct dso *dso)
+{
+        return !strcmp(dso->short_name, DSO__NAME_VDSO);
+}