perf report: Add consistent spacing rules

Make the sort header and the print function have the same column width.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

Documentation/perf_counter/builtin-report.c

@@ -553,8 +553,10 @@ hist_entry__fprintf(FILE *fp, struct hist_entry *self, uint64_t total_samples)
 	} else
 		ret = fprintf(fp, "%12d ", self->count);
 
-	list_for_each_entry(se, &hist_entry__sort_list, list)
+	list_for_each_entry(se, &hist_entry__sort_list, list) {
+		fprintf(fp, "  ");
 		ret += se->print(fp, self);
+	}
 
 	ret += fprintf(fp, "\n");
 
@@ -721,6 +723,7 @@ static size_t output__fprintf(FILE *fp, uint64_t total_samples)
 	struct rb_node *nd;
 	size_t ret = 0;
 
+	fprintf(fp, "\n");
 	fprintf(fp, "#\n");
 	fprintf(fp, "# (%Ld profiler events)\n", (__u64)total_samples);
 	fprintf(fp, "#\n");
@@ -735,7 +738,7 @@ static size_t output__fprintf(FILE *fp, uint64_t total_samples)
 		int i;
 
 		fprintf(fp, "  ");
-		for (i = 0; i < strlen(se->header)-1; i++)
+		for (i = 0; i < strlen(se->header); i++)
 			fprintf(fp, ".");
 	}
 	fprintf(fp, "\n");
@@ -752,6 +755,7 @@ static size_t output__fprintf(FILE *fp, uint64_t total_samples)
 		fprintf(fp, "# (For more details, try: perf report --sort comm,dso,symbol)\n");
 		fprintf(fp, "#\n");
 	}
+	fprintf(fp, "\n");
 
 	return ret;
 }