From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx1.redhat.com ([209.132.183.28]) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Vo2UM-0000bl-KZ for kexec@lists.infradead.org; Wed, 04 Dec 2013 02:46:59 +0000 Date: Wed, 4 Dec 2013 10:46:10 +0800 From: Dave Young Subject: Re: [PATCH v4 07/12] efi: passing kexec necessary efi data via setup_data Message-ID: <20131204024610.GA3764@dhcp-16-126.nay.redhat.com> References: <1385445477-9665-1-git-send-email-dyoung@redhat.com> <1385445477-9665-8-git-send-email-dyoung@redhat.com> <20131127140732.GD32267@pd.tnic> <20131129091415.GH4186@dhcp-16-126.nay.redhat.com> <1386023600.1791.201.camel@misato.fc.hp.com> <1386034289.1791.210.camel@misato.fc.hp.com> <20131203015613.GB3980@dhcp-16-126.nay.redhat.com> <1386085140.1791.218.camel@misato.fc.hp.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1386085140.1791.218.camel@misato.fc.hp.com> 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" Errors-To: kexec-bounces+dwmw2=twosheds.infradead.org@lists.infradead.org To: Toshi Kani Cc: mjg59@srcf.ucam.org, linux-efi@vger.kernel.org, matt@console-pimps.org, greg@kroah.com, x86@kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, James.Bottomley@HansenPartnership.com, horms@verge.net.au, Borislav Petkov , ebiederm@xmission.com, hpa@zytor.com, vgoyal@redhat.com Hi, Toshi > Oh, I think I now understand what the issue was. The z420 firmware > updates the SMBIOS table address in the EFI system table to a virtual > address after calling EFI SetVirtualAddressMap. So, you are passing the > original physical address of the SMBIOS table from the 1st kernel to the > 2nd kernel to put it back to physical. Is that right? Right. Thanks Dave _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec