Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753703Ab3ILOlc (ORCPT ); Thu, 12 Sep 2013 10:41:32 -0400 Received: from mail.skyhub.de ([78.46.96.112]:51745 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751736Ab3ILOla (ORCPT ); Thu, 12 Sep 2013 10:41:30 -0400 Date: Thu, 12 Sep 2013 16:42:07 +0200 From: Borislav Petkov To: Matthew Garrett Cc: Dave Young , Vivek Goyal , "H. Peter Anvin" , "linux-kernel@vger.kernel.org" , "linux-security-module@vger.kernel.org" , "kexec@lists.infradead.org" , "akpm@linux-foundation.org" , "zohar@linux.vnet.ibm.com" , "d.kasatkin@samsung.com" , "ebiederm@xmission.com" Subject: Re: [PATCH 15/16] bootparam: Pass acpi_rsdp pointer in bootparam Message-ID: <20130912144207.GA10495@x1.alien8.de> References: <1378849471-10521-1-git-send-email-vgoyal@redhat.com> <1378849471-10521-16-git-send-email-vgoyal@redhat.com> <522FA2A8.8080703@zytor.com> <20130911114419.GB31551@x1.alien8.de> <20130911134534.GB15364@redhat.com> <20130911143216.GA933@x1.alien8.de> <20130912064930.GA5288@dhcp-16-126.nay.redhat.com> <20130912125350.GB9280@x1.alien8.de> <1378996498.945.4.camel@x230.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1378996498.945.4.camel@x230.lan> 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: 787 Lines: 22 On Thu, Sep 12, 2013 at 02:34:58PM +0000, Matthew Garrett wrote: > The second kernel still needs to be passed a pointer to the EFI tables > and memory map. Date: Thu, 12 Sep 2013 14:53:50 +0200 From: Borislav Petkov On Thu, Sep 12, 2013 at 03:34:15PM +0800, Dave Young wrote: > Also kexec userspace need to fill efi_info in bootparams and pass the > previous saved efi data to 2nd kernel. Hmm, yes, we need to tell the kexec kernel the EFI regions. -- Regards/Gruss, Boris. -- 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/