From owner-svn-src-all@FreeBSD.ORG Mon May 13 15:00:37 2013 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 4B72C23C; Mon, 13 May 2013 15:00:37 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) by mx1.freebsd.org (Postfix) with ESMTP id 3DB2CCE4; Mon, 13 May 2013 15:00:37 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.6/8.14.6) with ESMTP id r4DF0bRq059480; Mon, 13 May 2013 15:00:37 GMT (envelope-from markj@svn.freebsd.org) Received: (from markj@localhost) by svn.freebsd.org (8.14.6/8.14.5/Submit) id r4DF0bqZ059479; Mon, 13 May 2013 15:00:37 GMT (envelope-from markj@svn.freebsd.org) Message-Id: <201305131500.r4DF0bqZ059479@svn.freebsd.org> From: Mark Johnston Date: Mon, 13 May 2013 15:00:37 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r250599 - head/usr.sbin/mfiutil 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: 2.1.14 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: Mon, 13 May 2013 15:00:37 -0000 Author: markj Date: Mon May 13 15:00:36 2013 New Revision: 250599 URL: http://svnweb.freebsd.org/changeset/base/250599 Log: Add a remark to the effect that a manually started relearn will always result in the battery being completely drained, even in transparent learning mode. MFC in: 3 days Sponsored by: Sandvine Inc. Modified: head/usr.sbin/mfiutil/mfiutil.8 Modified: head/usr.sbin/mfiutil/mfiutil.8 ============================================================================== --- head/usr.sbin/mfiutil/mfiutil.8 Mon May 13 14:00:24 2013 (r250598) +++ head/usr.sbin/mfiutil/mfiutil.8 Mon May 13 15:00:36 2013 (r250599) @@ -573,6 +573,10 @@ Updates the flash on the controller with A reboot is required for the new firmware to take effect. .It Cm start learn Start a battery relearn. +Note that this seems to always result in the battery being completely drained, +regardless of the BBU mode. +In particular, the controller write cache will be disabled during the relearn +even if transparent learning mode is enabled. .It Cm bbu Ar setting Ar value Update battery backup unit (BBU) properties related to battery relearning. The following settings are configurable: