Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757916Ab0KROXs (ORCPT ); Thu, 18 Nov 2010 09:23:48 -0500 Received: from mx1.redhat.com ([209.132.183.28]:14405 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757598Ab0KROXr (ORCPT ); Thu, 18 Nov 2010 09:23:47 -0500 Date: Thu, 18 Nov 2010 09:23:22 -0500 From: Vivek Goyal To: Pavel Machek Cc: kernel list , horms@verge.net.au, akpm@linux-foundation.org, randy.dunlap@oracle.com Subject: Re: kexec documentation missing, bad links in kdump.txt Message-ID: <20101118142322.GA13933@redhat.com> References: <20101118095015.GA12071@pma.sysgo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20101118095015.GA12071@pma.sysgo.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1408 Lines: 41 On Thu, Nov 18, 2010 at 10:50:15AM +0100, Pavel Machek wrote: > Hi! > > Where can one get kexec documentation? > > (In particular, we are trying to get it to boot on ARM board, and > wonder if something like CONFIG_RELOCATABLE_KERNEL is needed.) > For kexec you will not need CONFIG_RELOCATABLE_KERNEL. But if you also want to use kdump and use same bzImage as first kernel then you will need relocatable kernel support. For kdump I had done two presentations at OLS. You might find little bit of kexec details too. Kdump: Smarter, Easier, Trustier http://www.kernel.org/doc/ols/2007/ols2007v1-pages-167-178.pdf Kdump, a kexec based crash dumping mechanism. http://lse.sourceforge.net/kdump/documentation/ols2oo5-kdump-paper.pdf thanks Vivek > Unfortunately, only pieces mentioning kexec are kdump pieces > (Documentation/kdump/kdump.txt), and links there, such as > > http://www.kernel.org/pub/linux/kernel/people/horms/kexec-tools/kexec-tools.tar.gz > > http://www.kernel.org/pub/linux/kernel/people/horms/kexec-tools/README.html > > http://www.kernel.org/git/?p=linux/kernel/git/horms/kexec-tools.git > > are no longer valid :-(. > Pavel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/