linux-kernel - [PATCH blktests v2 9/9] nvme: Make the number iterations configurable

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Message-Id: <20230420183121.4489-13-dwagner@suse.de>
Date:   Thu, 20 Apr 2023 20:31:21 +0200
From:   Daniel Wagner <dwagner@...e.de>
To:     linux-nvme@...ts.infradead.org
Cc:     linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
        Chaitanya Kulkarni <kch@...dia.com>,
        Shin'ichiro Kawasaki <shinichiro@...tmail.com>,
        Daniel Wagner <dwagner@...e.de>
Subject: [PATCH blktests v2 9/9] nvme: Make the number iterations configurable

Some tests hard code high values of iterations. This makes them run
relatively long compared to the other tests. Introduce a new environment
variable nvme_num_iter to allow tune the runtime.

Signed-off-by: Daniel Wagner <dwagner@...e.de>
---
 tests/nvme/002 | 2 +-
 tests/nvme/016 | 2 +-
 tests/nvme/017 | 2 +-
 tests/nvme/rc  | 1 +
 4 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/tests/nvme/002 b/tests/nvme/002
index 6b8484844b4d..c28035483514 100755
--- a/tests/nvme/002
+++ b/tests/nvme/002
@@ -20,7 +20,7 @@ test() {
 
 	_setup_nvmet
 
-	local iterations=1000
+	local iterations="${nvme_num_iter}"
 	local port
 	port="$(_create_nvmet_port "${nvme_trtype}")"
 
diff --git a/tests/nvme/016 b/tests/nvme/016
index 4eba30223a08..c0c31a55b190 100755
--- a/tests/nvme/016
+++ b/tests/nvme/016
@@ -17,7 +17,7 @@ test() {
 	echo "Running ${TEST_NAME}"
 
 	local port
-	local iterations=1000
+	local iterations="${nvme_num_iter}"
 	local loop_dev
 	local subsys_nqn="blktests-subsystem-1"
 
diff --git a/tests/nvme/017 b/tests/nvme/017
index 0248aee9bc41..e1674508f654 100755
--- a/tests/nvme/017
+++ b/tests/nvme/017
@@ -18,7 +18,7 @@ test() {
 
 	local port
 	local file_path
-	local iterations=1000
+	local iterations="${nvme_num_iter}"
 	local subsys_name="blktests-subsystem-1"
 
 	_setup_nvmet
diff --git a/tests/nvme/rc b/tests/nvme/rc
index 2aa34fb0c9b8..bb135502220a 100644
--- a/tests/nvme/rc
+++ b/tests/nvme/rc
@@ -18,6 +18,7 @@ def_hostnqn="$(cat /etc/nvme/hostnqn 2> /dev/null)"
 def_hostid="$(cat /etc/nvme/hostid 2> /dev/null)"
 nvme_trtype=${nvme_trtype:-"loop"}
 nvme_img_size=${nvme_img_size:-"350M"}
+nvme_num_iter=${nvme_num_iter:-"100"}
 
 _nvme_requires() {
 	_have_program nvme
-- 
2.40.0