linux-kernel - [PATCH] selftests: usbip: add wait after attach and before checking port status

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Date:   Fri,  5 Oct 2018 16:17:43 -0600
From:   "Shuah Khan (Samsung OSG)" <shuah@...nel.org>
To:     shuah@...nel.org, gregkh@...uxfoundation.org,
        valentina.manea.m@...il.com
Cc:     linux-usb@...r.kernel.org, linux-kselftest@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] selftests: usbip: add wait after attach and before checking port status

Add sleep between attach and "usbip port" check to make sure status is
updated. Running attach and query back shows incorrect status.

Signed-off-by: Shuah Khan (Samsung OSG) <shuah@...nel.org>
---
 tools/testing/selftests/drivers/usb/usbip/usbip_test.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/testing/selftests/drivers/usb/usbip/usbip_test.sh b/tools/testing/selftests/drivers/usb/usbip/usbip_test.sh
index a72df93cf1f8..128f0ab24307 100755
--- a/tools/testing/selftests/drivers/usb/usbip/usbip_test.sh
+++ b/tools/testing/selftests/drivers/usb/usbip/usbip_test.sh
@@ -141,6 +141,10 @@ echo "Import devices from localhost - should work"
 src/usbip attach -r localhost -b $busid;
 echo "=============================================================="
 
+# Wait for sysfs file to be updated. Without this sleep, usbip port
+# shows no imported devices.
+sleep 3;
+
 echo "List imported devices - expect to see imported devices";
 src/usbip port;
 echo "=============================================================="
-- 
2.17.0