From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail.cn.fujitsu.com ([183.91.158.132] helo=heian.cn.fujitsu.com) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hBqmX-00011x-6w for kexec@lists.infradead.org; Thu, 04 Apr 2019 01:03:06 +0000 Date: Thu, 4 Apr 2019 09:02:38 +0800 From: Chao Fan Subject: Re: [PATCH v2] x86/boot: Use efi_setup_data for searching RSDP on kexec-ed kernel Message-ID: <20190404010238.GK1555@localhost.localdomain> References: <20190401000837.GA5170@jeru.linux.bs1.fc.nec.co.jp> <20190402120319.GA7605@dhcp-128-65.nay.redhat.com> <20190403053459.GD1555@localhost.localdomain> <20190403055340.GA11976@dhcp-128-65.nay.redhat.com> <20190403063911.GA2579@dhcp-128-65.nay.redhat.com> <20190403073023.GF1555@localhost.localdomain> <20190403075015.GQ7627@MiWiFi-R3L-srv> <20190403082313.GA14838@dhcp-128-65.nay.redhat.com> <20190403082634.GA14852@dhcp-128-65.nay.redhat.com> <20190403161429.GD6970@zn.tnic> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190403161429.GD6970@zn.tnic> 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=infradead.org@lists.infradead.org To: Borislav Petkov Cc: "kasong@redhat.com" , "bhe@redhat.com" , "x86@kernel.org" , "kexec@lists.infradead.org" , "linux-kernel@vger.kernel.org" , Junichi Nomura , Dave Young On Wed, Apr 03, 2019 at 06:14:29PM +0200, Borislav Petkov wrote: >On Wed, Apr 03, 2019 at 04:26:34PM +0800, Dave Young wrote: >> Personally I would like to have a cmdline to bypass the early acpi code >> because early code is hard to debug, if we have something weird happens >> we can try to gate out these code, and then get some idea.. > >No, this early crap better work on all machines by default. > >Also, Chao, are you telling me that you've only tested in a VM? Or In VM, with all cases. In real machine, test boot and RSDP parsing, not hotremove memory. Thanks, Chao Fan >have you actually tested your code on an actual machine with memory >hotremove? > >-- >Regards/Gruss, > Boris. > >Good mailing practices for 400: avoid top-posting and trim the reply. > > _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec