Re: [PATCH] x86/efi: pull NV+BS variables out before we exit bootservices

From: Matthew Garrett
Date: Mon Mar 18 2013 - 21:49:01 EST

On Mon, Mar 18, 2013 at 08:40:14AM +0000, James Bottomley wrote:

> The object here is to make the NV+BS variables accessible (at least read only)
> at runtime so we can get a full picture of the state of the EFI variables for
> debugging and secure boot purposes.

I'd really prefer not to do this - the reason these aren't flagged as RT
is that they're not supposed to be visible at runtime and may break
certain security assumptions. If there's a real development purpose to
this then it ought to be guarded as a config option.

Matthew Garrett | mjg59@xxxxxxxxxxxxx
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