perf util: Enable handling of inlined frames by default

Now that we have caches in place to speed up the process of finding
inlined frames and srcline information repeatedly, we can enable this
useful option by default.

Suggested-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Milian Wolff <milian.wolff@kdab.com>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20171019113836.5548-6-milian.wolff@kdab.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/Documentation/perf-report.txt

@@ -434,7 +434,8 @@ include::itrace.txt[]
 
 --inline::
 	If a callgraph address belongs to an inlined function, the inline stack
-	will be printed. Each entry is function name or file/line.
+	will be printed. Each entry is function name or file/line. Enabled by
+	default, disable with --no-inline.
 
 include::callchain-overhead-calculation.txt[]
 

tools/perf/Documentation/perf-script.txt

@@ -327,7 +327,8 @@ include::itrace.txt[]
 
 --inline::
 	If a callgraph address belongs to an inlined function, the inline stack
-	will be printed. Each entry has function name and file/line.
+	will be printed. Each entry has function name and file/line. Enabled by
+	default, disable with --no-inline.
 
 SEE ALSO
 --------

tools/perf/util/symbol.c

@@ -45,6 +45,7 @@ struct symbol_conf symbol_conf = {
 	.show_hist_headers	= true,
 	.symfs			= "",
 	.event_group		= true,
+	.inline_name		= true,
 };
 
 static enum dso_binary_type binary_type_symtab[] = {