From owner-svn-src-stable@freebsd.org Mon Aug 3 23:04:34 2015 Return-Path: Delivered-To: svn-src-stable@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 083979B23F4; Mon, 3 Aug 2015 23:04:34 +0000 (UTC) (envelope-from delphij@FreeBSD.org) Received: from repo.freebsd.org (repo.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 ECF9F1E83; Mon, 3 Aug 2015 23:04:33 +0000 (UTC) (envelope-from delphij@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.70]) by repo.freebsd.org (8.14.9/8.14.9) with ESMTP id t73N4XMI059597; Mon, 3 Aug 2015 23:04:33 GMT (envelope-from delphij@FreeBSD.org) Received: (from delphij@localhost) by repo.freebsd.org (8.14.9/8.14.9/Submit) id t73N4Xl3059596; Mon, 3 Aug 2015 23:04:33 GMT (envelope-from delphij@FreeBSD.org) Message-Id: <201508032304.t73N4Xl3059596@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: delphij set sender to delphij@FreeBSD.org using -f From: Xin LI Date: Mon, 3 Aug 2015 23:04:33 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r286261 - stable/10/share/man/man4 X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Aug 2015 23:04:34 -0000 Author: delphij Date: Mon Aug 3 23:04:32 2015 New Revision: 286261 URL: https://svnweb.freebsd.org/changeset/base/286261 Log: MFC r284607: Document kern.cam.ada.legacy_aliases, while I'm there also fix some typos. Modified: stable/10/share/man/man4/ada.4 Directory Properties: stable/10/ (props changed) Modified: stable/10/share/man/man4/ada.4 ============================================================================== --- stable/10/share/man/man4/ada.4 Mon Aug 3 22:14:45 2015 (r286260) +++ stable/10/share/man/man4/ada.4 Mon Aug 3 23:04:32 2015 (r286261) @@ -25,7 +25,7 @@ .\" .\" $FreeBSD$ .\" -.Dd October 22, 2014 +.Dd June 19, 2015 .Dt ADA 4 .Os .Sh NAME @@ -45,14 +45,14 @@ The host adapter must also be separately .Tn ATA direct access device can be configured. .Sh COMMAND QUEUING -Command queueing allows the device to process multiple transactions +Command queuing allows the device to process multiple transactions concurrently, often re-ordering them to reduce the number and length of seeks. .Tn ATA -defines two types of queueing: -.Tn TCQ (Tagged Command Queueing, PATA legacy) +defines two types of queuing: +.Tn TCQ (Tagged Command Queuing, PATA legacy) and -.Tn NCQ (Native Command Queueing, SATA) . +.Tn NCQ (Native Command Queuing, SATA) . The .Nm device driver takes full advantage of NCQ, when supported. @@ -146,6 +146,16 @@ instead of .Pa /etc/sysctl.conf . The global default is currently 1. The per-device default is to leave it as-is (follow global setting). +.It Va kern.cam.ada.legacy_aliases +.Pp +This variable determines whether +.Pa /dev/ad Ns Ar Y +symbolic links are created, +which tries to mimic old +.Xr ata 4 +numbering. +Set to 1 to enable legacy aliases symlinks, 0 to disable. +The default is currently enabled. .El .Sh FILES .Bl -tag -width ".Pa /dev/ada*" -compact