perf sched: Remove dead code
Arnaldo Carvalho de Melo [Mon, 28 Sep 2009 18:23:51 +0000 (15:23 -0300)]
Several variables are not used at all, cut'n'paste leftovers.

Also check if the sample_type is RAW earlier, to avoid needless
searches.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Mike Galbraith <efault@gmx.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

tools/perf/builtin-sched.c

index ea9c15c..4470f25 100644 (file)
@@ -1544,16 +1544,15 @@ process_raw_event(event_t *raw_event __used, void *more_data,
 static int
 process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 {
-       char level;
-       int show = 0;
-       struct dso *dso = NULL;
        struct thread *thread;
        u64 ip = event->ip.ip;
        u64 timestamp = -1;
        u32 cpu = -1;
        u64 period = 1;
        void *more_data = event->ip.__more_data;
-       int cpumode;
+
+       if (!(sample_type & PERF_SAMPLE_RAW))
+               return 0;
 
        thread = threads__findnew(event->ip.pid, &threads, &last_match);
 
@@ -1589,32 +1588,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
                return -1;
        }
 
-       cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
-
-       if (cpumode == PERF_RECORD_MISC_KERNEL) {
-               show = SHOW_KERNEL;
-               level = 'k';
-
-               dso = kernel_dso;
-
-               dump_printf(" ...... dso: %s\n", dso->name);
-
-       } else if (cpumode == PERF_RECORD_MISC_USER) {
-
-               show = SHOW_USER;
-               level = '.';
-
-       } else {
-               show = SHOW_HV;
-               level = 'H';
-
-               dso = hypervisor_dso;
-
-               dump_printf(" ...... dso: [hypervisor]\n");
-       }
-
-       if (sample_type & PERF_SAMPLE_RAW)
-               process_raw_event(event, more_data, cpu, timestamp, thread);
+       process_raw_event(event, more_data, cpu, timestamp, thread);
 
        return 0;
 }