From owner-svn-src-all@FreeBSD.ORG Tue Jun 8 10:03:08 2010 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D1824106566B; Tue, 8 Jun 2010 10:03:08 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from svn.freebsd.org (unknown [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id C16D28FC1B; Tue, 8 Jun 2010 10:03:08 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id o58A38DU063254; Tue, 8 Jun 2010 10:03:08 GMT (envelope-from mav@svn.freebsd.org) Received: (from mav@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id o58A38Ge063252; Tue, 8 Jun 2010 10:03:08 GMT (envelope-from mav@svn.freebsd.org) Message-Id: <201006081003.o58A38Ge063252@svn.freebsd.org> From: Alexander Motin Date: Tue, 8 Jun 2010 10:03:08 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r208907 - head/sys/dev/ahci X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 08 Jun 2010 10:03:08 -0000 Author: mav Date: Tue Jun 8 10:03:08 2010 New Revision: 208907 URL: http://svn.freebsd.org/changeset/base/208907 Log: Disable NCQ and PMP support for VIA VT8251 AHCI. It was reported to be unreliable under load. Linux does the same. Modified: head/sys/dev/ahci/ahci.c Modified: head/sys/dev/ahci/ahci.c ============================================================================== --- head/sys/dev/ahci/ahci.c Tue Jun 8 07:49:02 2010 (r208906) +++ head/sys/dev/ahci/ahci.c Tue Jun 8 10:03:08 2010 (r208907) @@ -239,8 +239,8 @@ static struct { {0x0d8d10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, {0x0d8e10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, {0x0d8f10de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA}, - {0x33491106, 0x00, "VIA VT8251", 0}, - {0x62871106, 0x00, "VIA VT8251", 0}, + {0x33491106, 0x00, "VIA VT8251", AHCI_Q_NOPMP|AHCI_Q_NONCQ}, + {0x62871106, 0x00, "VIA VT8251", AHCI_Q_NOPMP|AHCI_Q_NONCQ}, {0x11841039, 0x00, "SiS 966", 0}, {0x11851039, 0x00, "SiS 968", 0}, {0x01861039, 0x00, "SiS 968", 0},