Re: [PATCH 2/2] efi: implement interruptible runtime services

From	Matt Fleming <matt@codeblueprint.co.uk>
Newsgroups	linux.kernel
Subject	Re: [PATCH 2/2] efi: implement interruptible runtime services
Date	2016-01-14 17:30 +0100
Message-ID	<qQSWC-197-11@gated-at.bofh.it> (permalink)
References	(1 earlier) <qNVR0-1e8-21@gated-at.bofh.it> <qNVR0-1e8-17@gated-at.bofh.it> <qNYFd-390-19@gated-at.bofh.it> <qOCCC-5pr-37@gated-at.bofh.it> <qOFKb-7uJ-11@gated-at.bofh.it>
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On Fri, 08 Jan, at 02:57:13PM, Sylvain Chouleur wrote:
> 
> I understand, like I said above I'll modify efi_interruptible handlers to
> call legacy ones in case of panic context.
> I would like to avoid removing the panic part of this patch and take time
> to clean it before merging the whole.
 
OK, well at least split out the panic diddling into a separate patch
so that we can discuss the merits of it separately to the other, less
contentious changes.

> > Kconfig is a last resort because it's a build-time decision and
> > greatly limits the flexibility of the kernel. It becomes no longer
> > possible to run a single kernel image with various CONFIG_* enabled on
> > x86 hardware - you now need a special EFI_INTERRUPTIBLE build.
> >
> > Which apart from being a major headache for distributions in general
> > is generally frowned upon for the x86 architecture.
> >
> > If there's any way at all of making this a runtime decision that would
> > be much better.
> 
> I think the best would be to bind this driver with the one which receives the
> interrupts from CSE to write the variables. Then we would have a consistency
> on the feature.
> Does this seems ok for you?

I think that'd be an improvement, yeah.

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Re: [PATCH 2/2] efi: implement interruptible runtime services Matt Fleming <matt@codeblueprint.co.uk> - 2016-01-06 14:00 +0100
  Re: [PATCH 2/2] efi: implement interruptible runtime services Sylvain Chouleur <sylvain.chouleur@gmail.com> - 2016-01-06 17:00 +0100
    Re: [PATCH 2/2] efi: implement interruptible runtime services Matt Fleming <matt@codeblueprint.co.uk> - 2016-01-08 11:40 +0100
      Re: [PATCH 2/2] efi: implement interruptible runtime services Sylvain Chouleur <sylvain.chouleur@gmail.com> - 2016-01-08 15:00 +0100
        Re: [PATCH 2/2] efi: implement interruptible runtime services Matt Fleming <matt@codeblueprint.co.uk> - 2016-01-14 17:30 +0100

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