From 6667d029bb28f9a4d1cb7f3366aad23b59e7dca4 Mon Sep 17 00:00:00 2001
From: Hans Rosenfeld <hans.rosenfeld@joyent.com>
Date: Tue, 16 May 2017 16:56:11 +0200
Subject: [PATCH] 8624 xhci and nvme can't bind DMA memory with IOMMU enabled
 Reviewed by: Robert Mustacchi <rm@joyent.com> Reviewed by: Jerry Jelinek
 <jerry.jelinek@joyent.com> Reviewed by: Garrett D'Amore <garrett@damore.org>
 Approved by: Richard Lowe <richlowe@richlowe.net>

---
 usr/src/uts/i86pc/io/rootnex.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/usr/src/uts/i86pc/io/rootnex.c b/usr/src/uts/i86pc/io/rootnex.c
index 889c2f3300..3bd23a87bd 100644
--- a/usr/src/uts/i86pc/io/rootnex.c
+++ b/usr/src/uts/i86pc/io/rootnex.c
@@ -25,6 +25,7 @@
  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  * Copyright (c) 2011 Bayard G. Bell.  All rights reserved.
  * Copyright 2012 Garrett D'Amore <garrett@damore.org>.  All rights reserved.
+ * Copyright 2017 Joyent, Inc.
  */
 
 /*
@@ -2171,7 +2172,7 @@ out:
 	 */
 	if ((sinfo->si_copybuf_req == 0) &&
 	    (sinfo->si_sgl_size <= (unsigned)attr->dma_attr_sgllen) &&
-	    (dmao->dmao_size < dma->dp_maxxfer)) {
+	    (dmao->dmao_size <= dma->dp_maxxfer)) {
 fast:
 		/*
 		 * If the driver supports FMA, insert the handle in the FMA DMA
-- 
2.11.4.GIT