[tip:perf/core] perf script: Do not print dangling '=>' for BTS

tip-bot for Adrian Hunter
2014-07-28T08:23:59Z

Commit-ID: 578bea40058b68f83658827c2b68a596b08419fc
Gitweb: http://git.kernel.org/tip/578bea40058b68f83658827c2b68a596b08419fc
Author: Adrian Hunter <adrian.hunter@intel.com>
AuthorDate: Tue, 22 Jul 2014 16:17:16 +0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Wed, 23 Jul 2014 11:18:00 -0300

perf script: Do not print dangling '=>' for BTS

When using:

perf record -e branches:u -c1 usleep 1
perf script -f ip

lines are displayed like:

ffffffff813b23d5 =>

Change so that the dangling '=>' does not appear.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1406035081-14301-8-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-script.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 333b15e..582da97 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -446,13 +446,13 @@ static void print_sample_bts(union perf_event *event,
PERF_MAX_STACK_DEPTH);
}

- printf(" => ");
-
/* print branch_to information */
if (PRINT_FIELD(ADDR) ||
((evsel->attr.sample_type & PERF_SAMPLE_ADDR) &&
- !output[attr->type].user_set))
+ !output[attr->type].user_set)) {
+ printf(" => ");
print_sample_addr(event, sample, al->machine, thread, attr);
+ }

if (print_srcline_last)
map__fprintf_srcline(al->map, al->addr, "\n ", stdout);