From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758949Ab1LOPsx (ORCPT ); Thu, 15 Dec 2011 10:48:53 -0500 Received: from cavan.codon.org.uk ([93.93.128.6]:58873 "EHLO cavan.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751781Ab1LOPsw (ORCPT ); Thu, 15 Dec 2011 10:48:52 -0500 Date: Thu, 15 Dec 2011 15:48:50 +0000 From: Matthew Garrett To: "H. Peter Anvin" Cc: Mike Waychison , linux-kernel@vger.kernel.org, x86@kernel.org Subject: Re: [PATCH 3/4] EFI: Add support for variables longer than 1024 bytes Message-ID: <20111215154850.GA10582@srcf.ucam.org> References: <1323896791-10858-1-git-send-email-mjg@redhat.com> <1323896791-10858-4-git-send-email-mjg@redhat.com> <20111214223950.GA29264@srcf.ucam.org> <20111215154356.GA10486@srcf.ucam.org> <4EEA1664.1050402@zytor.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4EEA1664.1050402@zytor.com> User-Agent: Mutt/1.5.20 (2009-06-14) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: mjg59@cavan.codon.org.uk X-SA-Exim-Scanned: No (on cavan.codon.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Dec 15, 2011 at 07:46:44AM -0800, H. Peter Anvin wrote: > On 12/15/2011 07:43 AM, Matthew Garrett wrote: > > > >We'll pretty much definitely want to be able to read values> 1024 once > >people start shoving keys in there. The PAGE_SIZE limit is one that I'd > >forgotten about, though. > > > > The jump from 1024 to 4096 seems to not be very long... hence I > think we may need a different approach. Yeah. I'll start thinking about the most sensible filesystem interface for this. -- Matthew Garrett | mjg59@srcf.ucam.org