From 3471177263dcf828ecb8a34f4a3c0ed03aa78bd9 Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Thu, 18 May 2017 07:44:00 +0200
Subject: [PATCH] dpaa: Enable preemption in qm_mr_process_task()

---
 linux/drivers/soc/fsl/qbman/qman.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/linux/drivers/soc/fsl/qbman/qman.c b/linux/drivers/soc/fsl/qbman/qman.c
index c8cf64f7..18c1de57 100644
--- a/linux/drivers/soc/fsl/qbman/qman.c
+++ b/linux/drivers/soc/fsl/qbman/qman.c
@@ -1438,7 +1438,13 @@ static void qm_mr_process_task(struct work_struct *work)
 		} else {
 			/* Its a software ERN */
 			fq = tag_to_fq(be32_to_cpu(msg->ern.tag));
+#ifdef __rtems__
+			preempt_enable();
+#endif /* __rtems__ */
 			fq->cb.ern(p, fq, msg);
+#ifdef __rtems__
+			preempt_disable();
+#endif /* __rtems__ */
 		}
 		num++;
 		qm_mr_next(&p->p);