mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: tip-bot for Arnaldo Carvalho de Melo <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: mingo@kernel.org, acme@redhat.com, leo.yan@linaro.org,
	tglx@linutronix.de, hpa@zytor.com, adrian.hunter@intel.com,
	namhyung@kernel.org, linux-kernel@vger.kernel.org,
	jolsa@kernel.org
Subject: [tip:perf/urgent] perf evsel: perf_evsel__name(NULL) is valid, no need to check evsel
Date: Sat, 13 Jul 2019 03:58:06 -0700	[thread overview]
Message-ID: <tip-4okvjmm18arjrcyfhuahgfxm@git.kernel.org> (raw)

Commit-ID:  fc50e0ba9bcac92ff177ff3ac64644108b6d8dd8
Gitweb:     https://git.kernel.org/tip/fc50e0ba9bcac92ff177ff3ac64644108b6d8dd8
Author:     Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Wed, 3 Jul 2019 16:12:51 -0300
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Tue, 9 Jul 2019 09:33:55 -0300

perf evsel: perf_evsel__name(NULL) is valid, no need to check evsel

It'll return "unknown", no need to open code it.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-4okvjmm18arjrcyfhuahgfxm@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/builtin-report.c | 2 +-
 tools/perf/util/session.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index aef59f318a67..93d4b12e248e 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -298,7 +298,7 @@ static int process_read_event(struct perf_tool *tool,
 	struct report *rep = container_of(tool, struct report, tool);
 
 	if (rep->show_threads) {
-		const char *name = evsel ? perf_evsel__name(evsel) : "unknown";
+		const char *name = perf_evsel__name(evsel);
 		int err = perf_read_values_add_value(&rep->show_threads_values,
 					   event->read.pid, event->read.tid,
 					   evsel->idx,
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 2e61dd6a3574..e3463df18493 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1246,7 +1246,7 @@ static void dump_read(struct perf_evsel *evsel, union perf_event *event)
 		return;
 
 	printf(": %d %d %s %" PRIu64 "\n", event->read.pid, event->read.tid,
-	       evsel ? perf_evsel__name(evsel) : "FAIL",
+	       perf_evsel__name(evsel),
 	       event->read.value);
 
 	if (!evsel)

                 reply	other threads:[~2019-07-13 10:58 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=tip-4okvjmm18arjrcyfhuahgfxm@git.kernel.org \
    --to=tipbot@zytor.com \
    --cc=acme@redhat.com \
    --cc=adrian.hunter@intel.com \
    --cc=hpa@zytor.com \
    --cc=jolsa@kernel.org \
    --cc=leo.yan@linaro.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-tip-commits@vger.kernel.org \
    --cc=mingo@kernel.org \
    --cc=namhyung@kernel.org \
    --cc=tglx@linutronix.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

Powered by JetHome