[blktests,2/4] tests/nvmeof-mp/rc: Make simulate_network_failure_loop() more robust
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Message ID 20190808200506.186137-3-bvanassche@acm.org
State New
Headers show
Series
  • Four blktests patches
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Commit Message

Bart Van Assche Aug. 8, 2019, 8:05 p.m. UTC
Avoid that the following is logged in the nvmeof-mp .full log files:

ls: cannot access '/sys/class/nvme/*/device/*/nvme0n1/reset_controller': No such
file or directory
tests/nvmeof-mp/rc: line 124: : No such file or directory

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
---
 tests/nvmeof-mp/rc | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Patch
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diff --git a/tests/nvmeof-mp/rc b/tests/nvmeof-mp/rc
index 9324dd1e8e4f..7352b1628cd3 100755
--- a/tests/nvmeof-mp/rc
+++ b/tests/nvmeof-mp/rc
@@ -117,8 +117,9 @@  simulate_network_failure_loop() {
 	while [ $rc = 0 ]; do
 		sleep_until 5 ${deadline} || break
 		for d in $(held_by "$dev"); do
-			sf=$(ls -d /sys/class/nvme/*/device/*/"${d#/dev/}/reset_controller")
-			echo 1 > "$sf"
+			for sf in /sys/class/nvme/*/device/*/"${d#/dev/}/reset_controller"; do
+				[ -e "$sf" ] && echo 1 > "$sf"
+			done
 		done
 	done 2>>"$FULL"