perf sort: Clean up sort__first_dimension setting

It doesn't need to compare to every sort key names since the index
already has the required information.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: David Ahern <dsahern@gmail.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>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1356599507-14226-9-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index a36051b..39b1ab0 100644 (file)
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -526,30 +526,8 @@ int sort_dimension__add(const char *tok)
                if (sd->entry->se_collapse)
                        sort__need_collapse = 1;
 
-               if (list_empty(&hist_entry__sort_list)) {
-                       if (!strcmp(sd->name, "pid"))
-                               sort__first_dimension = SORT_PID;
-                       else if (!strcmp(sd->name, "comm"))
-                               sort__first_dimension = SORT_COMM;
-                       else if (!strcmp(sd->name, "dso"))
-                               sort__first_dimension = SORT_DSO;
-                       else if (!strcmp(sd->name, "symbol"))
-                               sort__first_dimension = SORT_SYM;
-                       else if (!strcmp(sd->name, "parent"))
-                               sort__first_dimension = SORT_PARENT;
-                       else if (!strcmp(sd->name, "cpu"))
-                               sort__first_dimension = SORT_CPU;
-                       else if (!strcmp(sd->name, "symbol_from"))
-                               sort__first_dimension = SORT_SYM_FROM;
-                       else if (!strcmp(sd->name, "symbol_to"))
-                               sort__first_dimension = SORT_SYM_TO;
-                       else if (!strcmp(sd->name, "dso_from"))
-                               sort__first_dimension = SORT_DSO_FROM;
-                       else if (!strcmp(sd->name, "dso_to"))
-                               sort__first_dimension = SORT_DSO_TO;
-                       else if (!strcmp(sd->name, "mispredict"))
-                               sort__first_dimension = SORT_MISPREDICT;
-               }
+               if (list_empty(&hist_entry__sort_list))
+                       sort__first_dimension = i;
 
                list_add_tail(&sd->entry->list, &hist_entry__sort_list);
                sd->taken = 1;