From owner-svn-src-head@freebsd.org Fri Oct 30 00:47:48 2015 Return-Path: Delivered-To: svn-src-head@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 A37EAA203CE for ; Fri, 30 Oct 2015 00:47:48 +0000 (UTC) (envelope-from cemeyer@uw.edu) Received: from mail-pa0-x230.google.com (mail-pa0-x230.google.com [IPv6:2607:f8b0:400e:c03::230]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 6C4BC1E9F for ; Fri, 30 Oct 2015 00:47:48 +0000 (UTC) (envelope-from cemeyer@uw.edu) Received: by padhk11 with SMTP id hk11so55978885pad.1 for ; Thu, 29 Oct 2015 17:47:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=uw_edu.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-type:content-transfer-encoding; bh=SMGcLermn1V/Qy36zf/zbNnDKI62Aw0oIvPfX1/vPWA=; b=bKyUKHATamieW6gzOsPGfMjE3yBSd8PTGv5v2X67poLZ3yoDF6wQBmsjF3kuP/BSbR BlhEAkzNgafhUKJCFZzbw3cxNR34k6OteJa6sLgac/jIvj2kiMxOfdZ7hnmXLmYFAa76 lwPoreGNhEoBYMWiyviDj5Ti9jKK/Qz7Qe2oof+jheJmwRkriyb7IR+ul/Y76DIo0rWc ClojW5dt1MxVyAWGBjA7PP+7BnebcdC3DQ1LNL0OHBfGYmBjyy/LrRzcSkPZcLavBLrs vbJENuXfFMyciz2pdfIQGmBzqGre/ycA8cs6mX6j955KealTJ4XaSs3rFtqxdpZinEY3 B7+Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:mime-version:content-type:content-transfer-encoding; bh=SMGcLermn1V/Qy36zf/zbNnDKI62Aw0oIvPfX1/vPWA=; b=Xkkh3es8cIfXRwKDDuKApEh3Lp3ILsMjM6ul13Cn2tZXLL8OVuuf04l0Lt4wF9XCMd GVqVTo0QzMfZPCAX21JVCGCnt3jkxP9jvIaA+ncyuCHxz/kuiisIw+IVWXH0lMaORGPW f0JZQKhOltA3o8Cz5F6rw/EJA3CZJcygYvnsdHK+A0YXfWkoBDEjCpnr+WZdHrnDbsHX 0mIdtuHo5C8LRy9+g6HUTOiPOjt1B5M40ZXnIi17BbxShy1+LsUB0NWuiZKlXchriSTj ECI4x9jD4xbAITKxyl33dqEKWo5T4Xo2OcNNTjfGmP6ywOZg4j/HYIw5F7aYPPUFKDHd G5ig== X-Gm-Message-State: ALoCoQmUZXznZuZxjEX/ijb6+Wohdr3cEfYnUSilupza3S4X9cRA63riAf3qILvCCqHW2IVuLIp3 X-Received: by 10.68.57.205 with SMTP id k13mr5320745pbq.4.1446166068037; Thu, 29 Oct 2015 17:47:48 -0700 (PDT) Received: from m (c-50-132-89-32.hsd1.wa.comcast.net. [50.132.89.32]) by smtp.gmail.com with ESMTPSA id ce3sm4536560pbb.35.2015.10.29.17.47.46 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 29 Oct 2015 17:47:47 -0700 (PDT) Date: Thu, 29 Oct 2015 17:47:43 -0700 From: Conrad Meyer To: Konstantin Belousov Cc: "Conrad E. Meyer" , src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r290130 - head/sys/dev/ntb/ntb_hw Message-ID: <20151029174743.51650c51@m> In-Reply-To: <20151029075343.GO2257@kib.kiev.ua> References: <201510290416.t9T4GSG7044279@repo.freebsd.org> <20151029075343.GO2257@kib.kiev.ua> X-Mailer: Claws Mail 3.12.0 (GTK+ 2.24.28; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 30 Oct 2015 00:47:48 -0000 On Thu, 29 Oct 2015 09:53:43 +0200 Konstantin Belousov wrote: > On Thu, Oct 29, 2015 at 04:16:28AM +0000, Conrad E. Meyer > wrote: > > Author: cem > > Date: Thu Oct 29 04:16:28 2015 > > New Revision: 290130 > > URL: https://svnweb.freebsd.org/changeset/base/290130 > > > > Log: > > ntb: Do not attempt to set write-combining on MWs > > > > AMD64 pmap assumes ranges will be in the DMAP, which > > isn't necessarily true for NTB memory windows (especially > > 64-bit BARs). > I am not sure what do you mean. pmap_change_attr() handles > either DMAP or kernel mapped memory. What JHB said -- the blind attempts to fixup DMAP memory types fixed in r290156. Best, Conrad