From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263206AbVGaCW6 (ORCPT ); Sat, 30 Jul 2005 22:22:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263200AbVGaCW5 (ORCPT ); Sat, 30 Jul 2005 22:22:57 -0400 Received: from ebiederm.dsl.xmission.com ([166.70.28.69]:11164 "EHLO ebiederm.dsl.xmission.com") by vger.kernel.org with ESMTP id S261538AbVGaCUt (ORCPT ); Sat, 30 Jul 2005 22:20:49 -0400 To: linux-kernel@vger.kernel.org Cc: Ralf Hildebrandt Subject: Re: ALSA, snd_intel8x0m and kexec() don't work together (2.6.13-rc3-git4 and 2.6.13-rc3-git3) References: <20050721180621.GA25829@charite.de> <20050722062548.GJ25829@charite.de> <200507221614.28096.vda@ilport.com.ua> <20050722131825.GR8528@charite.de> <1122054941.877.6.camel@mindpipe> <20050722180204.GD30517@charite.de> From: ebiederm@xmission.com (Eric W. Biederman) Date: Sat, 30 Jul 2005 20:20:39 -0600 In-Reply-To: <20050722180204.GD30517@charite.de> (Ralf Hildebrandt's message of "Fri, 22 Jul 2005 20:02:04 +0200") Message-ID: User-Agent: Gnus/5.1007 (Gnus v5.10.7) Emacs/21.4 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Ralf Hildebrandt writes: > kexec is a system call that implements the ability to shutdown your > current kernel, and to start another kernel. It is like a reboot but it > is indepedent of the system firmware. And like a reboot you can start > any kernel with it, not just Linux. > > The name comes from the similiarity to the exec system call. > > It is an ongoing process to be certain the hardware in a machine is > properly shutdown, so do not be surprised if this code does not initially > work for you. It may help to enable device hotplugging support. As of > this writing the exact hardware interface is strongly in flux, so no good > recommendation can be made. Hmm. It looks like the text in Kconfig needs to be updated. I don't think that description has been updated in several years. Eric