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

From: tip-bot for Arnaldo Carvalho de Melo
Date: Wed May 27 2009 - 03:21:26 EST


Commit-ID: 815e777f913ed54ddb449d2854015c65b4ecbfe3
Gitweb: http://git.kernel.org/tip/815e777f913ed54ddb449d2854015c65b4ecbfe3
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Tue, 26 May 2009 19:46:14 -0300
Committer: Ingo Molnar <mingo@xxxxxxx>
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@emilia ~]$ 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@xxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Corey Ashford <cjashfor@xxxxxxxxxxxxxxxxxx>
Cc: Marcelo Tosatti <mtosatti@xxxxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: John Kacur <jkacur@xxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
LKML-Reference: <20090526224614.GK4424@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>


---
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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