From 72e058bba31066499b1421ed3c1984d9db554825 Mon Sep 17 00:00:00 2001
From: Amir Haroush <amir.haroush@huawei.com>
Date: Mon, 1 May 2023 23:35:39 +0300
Subject: [PATCH] test/setup: Fix dm_mount test for slow hosts

on some hosts, it might take 1 or 2 seconds for the
mapper device to appear on /dev
in this case, the test will fail
because we check if the device exists immediately.
by giving it chance to get up the test will pass.

Signed-off-by: Amir Haroush <amir.haroush@huawei.com>
Signed-off-by: Shai Fultheim <shai.fultheim@huawei.com>
Change-Id: I996d84861333d29d5c9370a2c5a471e7962d91b1
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/17912
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
---
 test/setup/devices.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/test/setup/devices.sh b/test/setup/devices.sh
index 062e8a2eb..601feaca1 100755
--- a/test/setup/devices.sh
+++ b/test/setup/devices.sh
@@ -160,6 +160,10 @@ dm_mount() {
 		1048576 1048576 linear /dev/$pv1 0
 	DM_TABLE
 
+	for t in {1..5}; do
+		if [[ -e /dev/mapper/$dm_name ]]; then break; fi
+		sleep 1
+	done
 	[[ -e /dev/mapper/$dm_name ]]
 	dm=$(readlink -f "/dev/mapper/$dm_name")
 	dm=${dm##*/}