From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx1.redhat.com ([209.132.183.28]) by canuck.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1QlPYl-00038U-J9 for kexec@lists.infradead.org; Mon, 25 Jul 2011 18:07:20 +0000 Date: Mon, 25 Jul 2011 14:07:14 -0400 From: Vivek Goyal Subject: Re: [patch 0/9] kdump: Patch series for s390 support Message-ID: <20110725180714.GC11009@redhat.com> References: <20110714180528.GF6672@redhat.com> <1310739717.10789.31.camel@br98xy6r> <20110715143820.GG3428@redhat.com> <1310744603.10789.79.camel@br98xy6r> <20110718123140.GB31986@redhat.com> <1310997641.4427.10.camel@br98xy6r> <20110718141943.GE31986@redhat.com> <1311000253.4427.23.camel@br98xy6r> <20110718152532.GF31986@redhat.com> <1311348392.5772.56.camel@br98xy6r> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1311348392.5772.56.camel@br98xy6r> 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=twosheds.infradead.org@lists.infradead.org To: Michael Holzheu Cc: oomichi@mxs.nes.nec.co.jp, linux-s390@vger.kernel.org, mahesh@linux.vnet.ibm.com, heiko.carstens@de.ibm.com, linux-kernel@vger.kernel.org, hbabu@us.ibm.com, horms@verge.net.au, ebiederm@xmission.com, Martin Schwidefsky , kexec@lists.infradead.org On Fri, Jul 22, 2011 at 05:26:32PM +0200, Michael Holzheu wrote: > Hello Vivek, > > Still thinking how we best get elfcorehdr size... > > On Mon, 2011-07-18 at 11:25 -0400, Vivek Goyal wrote: > > On Mon, Jul 18, 2011 at 04:44:13PM +0200, Michael Holzheu wrote: > > You could do that but I think a more generic parameter will make more > > sense. > > > > - Either something along the lines of memmap= > > - Or excludemem=x@y > > - Or modify memory map in s390 specific bootloading protocol block etc. > > Wouldn't it be most natural to pass the length along with the address of > the ELF core header? What about extending the kernel elfcorehdr kernel > parameter and adding optional size: > > elfcorehdr=[KMG],[KMG] I think it could be memap= style. elfcorehdr=X[KMG]@Y[KMG]. Though to support backward compatibility we will have to support old format of plain elfcorehdr=X too. Thanks Vivek _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec