From c8c42576fda405f65738ced1df32781e1929f083 Mon Sep 17 00:00:00 2001
From: Balazs Gerofi <bgerofi@riken.jp>
Date: Tue, 13 Feb 2018 16:41:24 +0900
Subject: [PATCH] HFI1: increase lock timeout in sdma_send_txlist()

---
 kernel/sdma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sdma.c b/kernel/sdma.c
index 513a7dbd..82e1fdaf 100644
--- a/kernel/sdma.c
+++ b/kernel/sdma.c
@@ -401,7 +401,7 @@ nodesc:
 		unsigned long ts = rdtsc();
 
 		while ((tx->num_desc > sde->desc_avail) &&
-				(rdtsc() - ts) < 500000) {
+				(rdtsc() - ts) < 50000000) {
 			sde->desc_avail = sdma_descq_freecnt(sde);
 			cpu_pause();
 		}