linux-kernel - [PATCH 2/3] perf tests: Fix trace+probe_vfs

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Date:   Tue, 21 Sep 2021 14:10:08 +0100
From:   James Clark <james.clark@....com>
To:     acme@...nel.org, leo.yan@...aro.com,
        linux-perf-users@...r.kernel.org
Cc:     James Clark <james.clark@....com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] perf tests: Fix trace+probe_vfs_getname.sh /tmp cleanup

The temp file is only cleaned up if the test is not skipped, so delay
making it until after the skip so it doesn't get left behind in /tmp.

Signed-off-by: James Clark <james.clark@....com>
---
 tools/perf/tests/shell/trace+probe_vfs_getname.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/tests/shell/trace+probe_vfs_getname.sh b/tools/perf/tests/shell/trace+probe_vfs_getname.sh
index 3d31c1d560d6..3d60e993d2b8 100755
--- a/tools/perf/tests/shell/trace+probe_vfs_getname.sh
+++ b/tools/perf/tests/shell/trace+probe_vfs_getname.sh
@@ -17,8 +17,6 @@ skip_if_no_perf_trace || exit 2
 
 . $(dirname $0)/lib/probe_vfs_getname.sh
 
-file=$(mktemp /tmp/temporary_file.XXXXX)
-
 trace_open_vfs_getname() {
 	evts=$(echo $(perf list syscalls:sys_enter_open* 2>/dev/null | egrep 'open(at)? ' | sed -r 's/.*sys_enter_([a-z]+) +\[.*$/\1/') | sed 's/ /,/')
 	perf trace -e $evts touch $file 2>&1 | \
@@ -32,6 +30,8 @@ if [ $err -ne 0 ] ; then
 	exit $err
 fi
 
+file=$(mktemp /tmp/temporary_file.XXXXX)
+
 # Do not use whatever ~/.perfconfig file, it may change the output
 # via trace.{show_timestamp,show_prefix,etc}
 export PERF_CONFIG=/dev/null
-- 
2.28.0