From owner-cvs-src-old@FreeBSD.ORG Sun Oct 24 16:32:53 2010 Return-Path: Delivered-To: cvs-src-old@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8E2291065673 for ; Sun, 24 Oct 2010 16:32:53 +0000 (UTC) (envelope-from brucec@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [IPv6:2001:4f8:fff6::29]) by mx1.freebsd.org (Postfix) with ESMTP id 79C368FC25 for ; Sun, 24 Oct 2010 16:32:53 +0000 (UTC) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.14.4/8.14.4) with ESMTP id o9OGWrXh081756 for ; Sun, 24 Oct 2010 16:32:53 GMT (envelope-from brucec@repoman.freebsd.org) Received: (from svn2cvs@localhost) by repoman.freebsd.org (8.14.4/8.14.4/Submit) id o9OGWref081755 for cvs-src-old@freebsd.org; Sun, 24 Oct 2010 16:32:53 GMT (envelope-from brucec@repoman.freebsd.org) Message-Id: <201010241632.o9OGWref081755@repoman.freebsd.org> X-Authentication-Warning: repoman.freebsd.org: svn2cvs set sender to brucec@repoman.freebsd.org using -f From: Bruce Cran Date: Sun, 24 Oct 2010 16:31:57 +0000 (UTC) To: cvs-src-old@freebsd.org X-FreeBSD-CVS-Branch: HEAD Subject: cvs commit: src/share/man/man4 ada.4 src/sys/cam cam_xpt.c src/sys/cam/ata ata_da.c src/sys/kern kern_shutdown.c X-BeenThere: cvs-src-old@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: **OBSOLETE** CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 24 Oct 2010 16:32:53 -0000 brucec 2010-10-24 16:31:57 UTC FreeBSD src repository Modified files: share/man/man4 ada.4 sys/cam cam_xpt.c sys/cam/ata ata_da.c sys/kern kern_shutdown.c Log: SVN rev 214279 on 2010-10-24 16:31:57Z by brucec Mostly revert r203420, and add similar functionality into ada(4) since the existing code caused problems with some SCSI controllers. A new sysctl kern.cam.ada.spindown_shutdown has been added that controls whether or not to spin-down disks when shutting down. Spinning down the disks unloads/parks the heads - this is much better than removing power when the disk is still spinning because otherwise an Emergency Unload occurs which may cause damage to the actuator. PR: kern/140752 Submitted by: olli Reviewed by: arundel Discussed with: mav MFC after: 2 weeks Revision Changes Path 1.4 +3 -0 src/share/man/man4/ada.4 1.21 +63 -1 src/sys/cam/ata/ata_da.c 1.254 +0 -93 src/sys/cam/cam_xpt.c 1.208 +1 -1 src/sys/kern/kern_shutdown.c