From owner-svn-src-all@freebsd.org  Tue Jan  5 01:58:32 2016
Return-Path: <owner-svn-src-all@freebsd.org>
Delivered-To: svn-src-all@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id 13A9DA6172C;
 Tue,  5 Jan 2016 01:58:32 +0000 (UTC) (envelope-from np@FreeBSD.org)
Received: from repo.freebsd.org (repo.freebsd.org
 [IPv6:2610:1c1:1:6068::e6a:0])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id D94FC1DF0;
 Tue,  5 Jan 2016 01:58:31 +0000 (UTC) (envelope-from np@FreeBSD.org)
Received: from repo.freebsd.org ([127.0.1.37])
 by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id u051wUTr029073;
 Tue, 5 Jan 2016 01:58:30 GMT (envelope-from np@FreeBSD.org)
Received: (from np@localhost)
 by repo.freebsd.org (8.15.2/8.15.2/Submit) id u051wULh029072;
 Tue, 5 Jan 2016 01:58:30 GMT (envelope-from np@FreeBSD.org)
Message-Id: <201601050158.u051wULh029072@repo.freebsd.org>
X-Authentication-Warning: repo.freebsd.org: np set sender to np@FreeBSD.org
 using -f
From: Navdeep Parhar <np@FreeBSD.org>
Date: Tue, 5 Jan 2016 01:58:30 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-head@freebsd.org
Subject: svn commit: r293186 - head/sys/contrib/rdma/krping
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.20
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
 user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all/>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 05 Jan 2016 01:58:32 -0000

Author: np
Date: Tue Jan  5 01:58:30 2016
New Revision: 293186
URL: https://svnweb.freebsd.org/changeset/base/293186

Log:
  Have krping use IB_ACCESS_LOCAL_WRITE because it's required for remote
  write or remote atomic operations.
  
  Submitted by:	Krishnamraju Eraparaju @ Chelsio

Modified:
  head/sys/contrib/rdma/krping/krping.c

Modified: head/sys/contrib/rdma/krping/krping.c
==============================================================================
--- head/sys/contrib/rdma/krping/krping.c	Tue Jan  5 01:32:40 2016	(r293185)
+++ head/sys/contrib/rdma/krping/krping.c	Tue Jan  5 01:58:30 2016	(r293186)
@@ -640,6 +640,7 @@ static int krping_setup_buffers(struct k
 			buf.size = cb->size;
 			iovbase = cb->rdma_dma_addr;
 			cb->rdma_mr = ib_reg_phys_mr(cb->pd, &buf, 1, 
+			    		     IB_ACCESS_LOCAL_WRITE|
 					     IB_ACCESS_REMOTE_READ| 
 					     IB_ACCESS_REMOTE_WRITE, 
 					     &iovbase);
@@ -675,8 +676,10 @@ static int krping_setup_buffers(struct k
 		if (cb->mem == MR || cb->mem == MW) {
 			unsigned flags = IB_ACCESS_REMOTE_READ;
 
-			if (cb->wlat || cb->rlat || cb->bw)
-				flags |= IB_ACCESS_REMOTE_WRITE;
+			if (cb->wlat || cb->rlat || cb->bw) {
+				flags |= IB_ACCESS_LOCAL_WRITE |
+				    IB_ACCESS_REMOTE_WRITE;
+			}
 
 			buf.addr = cb->start_dma_addr;
 			buf.size = cb->size;