From 5232a73f383298d816c920dfa06fc3c1602332a6 Mon Sep 17 00:00:00 2001
From: Seth Howell <seth.howell@intel.com>
Date: Mon, 4 Feb 2019 15:23:06 -0700
Subject: [PATCH] autotest_common: add waitforblk_disconnect

This is the functional opposite of waitforblk.

Change-Id: I5e9f77c9ea05b83b8dbfbf49bb3baa2ae8cc1086
Signed-off-by: Seth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/c/443316
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
---
 test/common/autotest_common.sh | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/test/common/autotest_common.sh b/test/common/autotest_common.sh
index 1c740a503..f5b06e591 100644
--- a/test/common/autotest_common.sh
+++ b/test/common/autotest_common.sh
@@ -657,6 +657,22 @@ function waitforblk()
 	return 0
 }
 
+function waitforblk_disconnect()
+{
+	local i=0
+	while lsblk -l -o NAME | grep -q -w $1; do
+		[ $i -lt 15 ] || break
+		i=$[$i+1]
+		sleep 1
+	done
+
+	if lsblk -l -o NAME | grep -q -w $1; then
+		return 1
+	fi
+
+	return 0
+}
+
 function fio_config_gen()
 {
 	local config_file=$1