linux-kernel - [tip:perfcounters/core] perf report: Show the IP only in --verbose mode

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Date:	Wed, 27 May 2009 07:16:38 GMT
From:	tip-bot for Arnaldo Carvalho de Melo <acme@...hat.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, paulus@...ba.org, acme@...hat.com,
	hpa@...or.com, mingo@...hat.com, jkacur@...hat.com,
	a.p.zijlstra@...llo.nl, efault@....de, rostedt@...dmis.org,
	mtosatti@...hat.com, tglx@...utronix.de,
	cjashfor@...ux.vnet.ibm.com, mingo@...e.hu
Subject: [tip:perfcounters/core] perf report: Show the IP only in --verbose mode

Commit-ID:  815e777f913ed54ddb449d2854015c65b4ecbfe3
Gitweb:     http://git.kernel.org/tip/815e777f913ed54ddb449d2854015c65b4ecbfe3
Author:     Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Tue, 26 May 2009 19:46:14 -0300
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Wed, 27 May 2009 09:10:37 +0200

perf report: Show the IP only in --verbose mode

perf: report should show the IP only in --verbose mode

[acme@...lia ~]$ perf report | head
 4.95          find [k] _spin_lock
 2.19          find [k] ext3fs_dirhash	[ext3]
 1.87          find [k] __rcu_read_lock
 1.86          find [k] _atomic_dec_and_lock
 1.86          find [.] /lib64/libc-2.5.so: __GI_strlen
 1.85          find [k] __kmalloc
 1.62          find [.] /lib64/libc-2.5.so: vfprintf
 1.59          find [k] __rcu_read_unlock
 1.55          find [k] __d_lookup

Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Mike Galbraith <efault@....de>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
Cc: Marcelo Tosatti <mtosatti@...hat.com>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: John Kacur <jkacur@...hat.com>
Cc: Steven Rostedt <rostedt@...dmis.org>
LKML-Reference: <20090526224614.GK4424@...stprotocols.net>
Signed-off-by: Ingo Molnar <mingo@...e.hu>


---
 Documentation/perf_counter/builtin-report.c |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/Documentation/perf_counter/builtin-report.c b/Documentation/perf_counter/builtin-report.c
index ed3da9d..2d65d9c 100644
--- a/Documentation/perf_counter/builtin-report.c
+++ b/Documentation/perf_counter/builtin-report.c
@@ -22,6 +22,7 @@ static int		input;
 static int		show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV;
 
 static int		dump_trace = 0;
+static int 		verbose;
 
 static unsigned long	page_size;
 static unsigned long	mmap_window = 32;
@@ -551,9 +552,12 @@ symhist__fprintf(struct symhist *self, uint64_t total_samples, FILE *fp)
 	else
 		ret = fprintf(fp, "%12d", self->count);
 
-	ret += fprintf(fp, "%14s [%c] %#018llx ",
+	ret += fprintf(fp, "%14s [%c] ",
 		       thread__name(self->thread, bf, sizeof(bf)),
-		       self->level, (unsigned long long)self->ip);
+		       self->level);
+
+	if (verbose)
+		ret += fprintf(fp, "%#018llx ", (unsigned long long)self->ip);
 
 	if (self->level != '.')
 		ret += fprintf(fp, "%s\n",
@@ -974,6 +978,8 @@ static const char * const report_usage[] = {
 static const struct option options[] = {
 	OPT_STRING('i', "input", &input_name, "file",
 		    "input file name"),
+	OPT_BOOLEAN('v', "verbose", &verbose,
+		    "be more verbose (show symbol address, etc)"),
 	OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
 		    "dump raw trace in ASCII"),
 	OPT_END()
--
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