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Re: [PATCH v2 2/6] ieee1275: drop len -= 1 quirk in heap_init
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From: |
Daniel Kiper |
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Subject: |
Re: [PATCH v2 2/6] ieee1275: drop len -= 1 quirk in heap_init |
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Date: |
Tue, 13 Dec 2022 16:57:22 +0100 |
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User-agent: |
NeoMutt/20170113 (1.7.2) |
On Thu, Dec 01, 2022 at 04:11:57PM -0500, Stefan Berger wrote:
> From: Daniel Axtens <dja@axtens.net>
>
> This was apparently 'required by some firmware': commit dc9468500919
> ("2007-02-12 Hollis Blanchard <hollis@penguinppc.org>").
>
> It's not clear what firmware that was, and what platform from 14 years ago
> which exhibited the bug then is still both in use and buggy now.
>
> It doesn't cause issues on qemu (mac99 or pseries) or under PFW for Power8.
>
> I don't have access to old Mac hardware, but if anyone feels especially
> strongly we can put it under some feature flag. I really want to disable
> it under pseries because it will mess with region merging.
>
> Signed-off-by: Daniel Axtens <dja@axtens.net>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Daniel