From: Shiraz Hashim <shiraz.hashim@st.com>
Date: Fri, 9 Nov 2012 15:26:29 +0000 (+0000)
Subject: dmaengine/dmatest: terminate transfers only in case of errors
X-Git-Tag: v3.9-rc1~80^2~62
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=5e034f7b659be9d94e64aaaa985ab530dd847fdb;p=~emulex%2Finfiniband.git

dmaengine/dmatest: terminate transfers only in case of errors

dmatest erroneously terminated transfers in normal cases also leading to
test failures for multiple threads over a channel. Fix this and
terminate transfers only in case of errors.

Signed-off-by: Shiraz Hashim <shiraz.hashim@st.com>
Signed-off-by: Deepak Sikri <deepak.sikri@st.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
---

diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index 99a75e5d66b..a2c8904b63e 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -536,7 +536,9 @@ err_srcs:
 			thread_name, total_tests, failed_tests, ret);
 
 	/* terminate all transfers on specified channels */
-	dmaengine_terminate_all(chan);
+	if (ret)
+		dmaengine_terminate_all(chan);
+
 	if (iterations > 0)
 		while (!kthread_should_stop()) {
 			DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wait_dmatest_exit);