From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve McIntyre Subject: Re: [PATCH 5/5] efi: Make efivarfs entries immutable by default. Date: Wed, 3 Feb 2016 15:00:48 +0000 Message-ID: <20160203150043.GB3319@einval.com> References: <1454504567-2826-1-git-send-email-pjones@redhat.com> <1454504567-2826-5-git-send-email-pjones@redhat.com> <20160203141354.GH2597@codeblueprint.co.uk> <20160203141959.GA3319@einval.com> <20160203145005.GH10351@bivouac.eciton.net> <20160203145621.GI2597@codeblueprint.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20160203145621.GI2597-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org> Sender: linux-efi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Matt Fleming Cc: Leif Lindholm , Peter Jones , linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-efi@vger.kernel.org On Wed, Feb 03, 2016 at 02:56:21PM +0000, Matt Fleming wrote: >On Wed, 03 Feb, at 02:50:05PM, Leif Lindholm wrote: >> On Wed, Feb 03, 2016 at 02:20:04PM +0000, Steve McIntyre wrote: >> > Although if we're at the stage of doing things this wat then is there >> > much to be gained by having a filesystem interface in the first place? >> >> These systems would be manually brickable regardless of what interface >> you implemented, or under which operating system. Probably even from >> the UEFI Shell. > >Right, and the old efivar sysfs code has a 1024-byte limit on the size >of data, which is impractical. *nod* - as discussed on irc. I hadn't realised that limitation. -- Steve McIntyre, Cambridge, UK. steve-nt0JYOx6u4DQT0dZR+AlfA@public.gmane.org "Since phone messaging became popular, the young generation has lost the ability to read or write anything that is longer than one hundred and sixty characters." -- Ignatios Souvatzis