From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Vrabel Subject: Re: Is: kexec & EFI Was: Re: EFI GetNextVariableName crashes when running under Xen, but not under Linux. efi-rs=0 works. No memmap issues Date: Fri, 30 Jan 2015 14:57:32 +0000 Message-ID: <54CB9BDC.9090102@citrix.com> References: <54C7C8110200007800059EE4@mail.emea.novell.com> <20150127182028.GB3678@x230.dumpdata.com> <54C8AE9C020000780005A31D@mail.emea.novell.com> <20150128160319.GB3923@l.oracle.com> <20150128161744.GB3473@olila.local.net-space.pl> <54C922B2020000780005A79A@mail.emea.novell.com> <20150128172045.GB7189@l.oracle.com> <54CA1AEC020000780005AAD0@mail.emea.novell.com> <20150130141727.GC4506@l.oracle.com> <54CB97EE.1050702@citrix.com> <20150130145200.GA6221@l.oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1YHD0r-00055u-Kf for xen-devel@lists.xenproject.org; Fri, 30 Jan 2015 14:57:37 +0000 In-Reply-To: <20150130145200.GA6221@l.oracle.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Konrad Rzeszutek Wilk Cc: Andrew Cooper , Daniel Kiper , Jan Beulich , xen-devel List-Id: xen-devel@lists.xenproject.org On 30/01/15 14:52, Konrad Rzeszutek Wilk wrote: > On Fri, Jan 30, 2015 at 02:40:46PM +0000, David Vrabel wrote: >> On 30/01/15 14:17, Konrad Rzeszutek Wilk wrote: >>> >>> kexec is OS agnostic? >> >> Yes. >> >> Extra information to be passed to (e.g., a Linux kernel being kexec'd) >> can be supplied in an additional segment and marshalled into a suitable >> format/location for the exec'd kernel by purgatory (or similar). >> >> There shouldn't be a need to extend the hypervisor ABI for this. > > How are you planning to make kexec work under EFI? I don't know at this time. David