From mboxrd@z Thu Jan 1 00:00:00 1970 From: changbin.du@intel.com Subject: [PATCH] perf trace: remove redundant ')' Date: Tue, 13 Mar 2018 18:40:01 +0800 Message-ID: <1520937601-24952-1-git-send-email-changbin.du@intel.com> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: acme@kernel.org, jolsa@redhat.com Cc: peterz@infradead.org, mingo@redhat.com, namhyung@kernel.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Changbin Du List-Id: linux-perf-users.vger.kernel.org From: Changbin Du There is a redundant ')' at the tail of each event. So remove it. $ sudo perf trace --no-syscalls -e 'kmem:*' -a 899.342 kmem:kfree:(vfs_writev+0xb9) call_site=ffffffff9c453979 ptr=(nil)) 899.344 kmem:kfree:(___sys_recvmsg+0x188) call_site=ffffffff9c9b8b88 ptr=(nil)) Signed-off-by: Changbin Du --- tools/perf/builtin-trace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index e7f1b18..7273f5f 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -1959,7 +1959,7 @@ static int trace__event_handler(struct trace *trace, struct perf_evsel *evsel, trace->output); } - fprintf(trace->output, ")\n"); + fprintf(trace->output, "\n"); if (callchain_ret > 0) trace__fprintf_callchain(trace, sample); -- 2.7.4