From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from ns2.suse.de ([195.135.220.15] helo=mx2.suse.de) by bombadil.infradead.org with esmtps (Exim 4.68 #1 (Red Hat Linux)) id 1KCEah-0000bq-A1 for kexec@lists.infradead.org; Fri, 27 Jun 2008 14:06:20 +0000 Date: Fri, 27 Jun 2008 16:06:56 +0200 From: Bernhard Walle Subject: Re: [PATCH] x86: Find offset for crashkernel reservation automatically Message-ID: <20080627160656.06f71661@halley.suse.de> In-Reply-To: <20080627134212.GC5801@redhat.com> References: <1214510048-21215-1-git-send-email-bwalle@suse.de> <20080627133256.GB5801@redhat.com> <20080627134212.GC5801@redhat.com> Mime-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: kexec-bounces@lists.infradead.org Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: Vivek Goyal Cc: x86@kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, "Eric W. Biederman" * Vivek Goyal [2008-06-27 09:42]: > > Thinking more about. Let me step back. I think it is not good idea to > take this kernel take decision about the capability of kernel being > loaded. There is no way we can find out now that if a kernel is capable > of running from this memory location or not. This is highly variable. So, > please ignore above comment. Maybe below 4G makes sense. Because you need some 32 bit memory for DMA. That's mostly an architecture limitation, so that could make sense to check here. But I don't have any strong opinion about that. Bernhard -- Bernhard Walle, SUSE LINUX Products GmbH, Architecture Development _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec