From owner-svn-src-all@FreeBSD.ORG  Thu Sep 25 15:57:58 2014
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 49865F28;
 Thu, 25 Sep 2014 15:57:58 +0000 (UTC)
Received: from svn.freebsd.org (svn.freebsd.org
 [IPv6:2001:1900:2254:2068::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 34E81114;
 Thu, 25 Sep 2014 15:57:58 +0000 (UTC)
Received: from svn.freebsd.org ([127.0.1.70])
 by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id s8PFvwHJ046924;
 Thu, 25 Sep 2014 15:57:58 GMT (envelope-from luigi@FreeBSD.org)
Received: (from luigi@localhost)
 by svn.freebsd.org (8.14.9/8.14.9/Submit) id s8PFvwvr046923;
 Thu, 25 Sep 2014 15:57:58 GMT (envelope-from luigi@FreeBSD.org)
Message-Id: <201409251557.s8PFvwvr046923@svn.freebsd.org>
X-Authentication-Warning: svn.freebsd.org: luigi set sender to
 luigi@FreeBSD.org using -f
From: Luigi Rizzo <luigi@FreeBSD.org>
Date: Thu, 25 Sep 2014 15:57:58 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-head@freebsd.org
Subject: svn commit: r272110 - head/sys/dev/netmap
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: 2.1.18-1
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: <http://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: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 25 Sep 2014 15:57:58 -0000

Author: luigi
Date: Thu Sep 25 15:57:57 2014
New Revision: 272110
URL: http://svnweb.freebsd.org/changeset/base/272110

Log:
  adapt the code to different freebsd versions.
  Not necessary to MFC

Modified:
  head/sys/dev/netmap/netmap_kern.h

Modified: head/sys/dev/netmap/netmap_kern.h
==============================================================================
--- head/sys/dev/netmap/netmap_kern.h	Thu Sep 25 15:02:33 2014	(r272109)
+++ head/sys/dev/netmap/netmap_kern.h	Thu Sep 25 15:57:57 2014	(r272110)
@@ -63,6 +63,12 @@
 #define NM_ATOMIC_TEST_AND_SET(p)       (!atomic_cmpset_acq_int((p), 0, 1))
 #define NM_ATOMIC_CLEAR(p)              atomic_store_rel_int((p), 0)
 
+#if __FreeBSD_version >= 1100030
+#define	WNA(_ifp)	(_ifp)->if_netmap
+#else /* older FreeBSD */
+#define	WNA(_ifp)	(_ifp)->if_pspare[0]
+#endif /* older FreeBSD */
+
 #if __FreeBSD_version >= 1100005
 struct netmap_adapter *netmap_getna(if_t ifp);
 #endif
@@ -1186,9 +1192,6 @@ extern int netmap_generic_rings;
  * NA returns a pointer to the struct netmap adapter from the ifp,
  * WNA is used to write it.
  */
-#ifndef WNA
-#define	WNA(_ifp)	(_ifp)->if_netmap
-#endif
 #define	NA(_ifp)	((struct netmap_adapter *)WNA(_ifp))
 
 /*