From: Robbie Harwood <rharwood@redhat.com>
To: Stefan Berger <stefanb@linux.ibm.com>,
grub-devel@gnu.org, dkiper@net-space.pl
Cc: development@efficientek.com, dja@axtens.net,
sudhakar@linux.ibm.com, nasastry@in.ibm.com,
avnish@imap.linux.ibm.com, Daniel Kiper <daniel.kiper@oracle.com>
Subject: Re: [PATCH v4 2/6] ieee1275: drop len -= 1 quirk in heap_init
Date: Thu, 16 Feb 2023 09:27:28 -0500 [thread overview]
Message-ID: <jlg7cwhsn1r.fsf@redhat.com> (raw)
In-Reply-To: <20230206150325.3756840-3-stefanb@linux.ibm.com>
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Stefan Berger <stefanb@linux.ibm.com> writes:
> 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>
Reviewed-by: Robbie Harwood <rharwood@redhat.com>
Be well,
--Robbie
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next prev parent reply other threads:[~2023-02-16 14:27 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-06 15:03 [PATCH v4 0/6] Dynamic allocation of memory regions and IBM vTPM 2.0 Stefan Berger
2023-02-06 15:03 ` [PATCH v4 1/6] ieee1275: request memory with ibm, client-architecture-support Stefan Berger
2023-02-06 15:03 ` [PATCH v4 2/6] ieee1275: drop len -= 1 quirk in heap_init Stefan Berger
2023-02-16 14:27 ` Robbie Harwood [this message]
2023-02-06 15:03 ` [PATCH v4 3/6] ieee1275: support runtime memory claiming Stefan Berger
2023-02-06 20:09 ` Robbie Harwood
2023-02-06 20:59 ` Stefan Berger
2023-02-16 14:27 ` Robbie Harwood
2023-02-06 15:03 ` [PATCH v4 4/6] ieee1275: implement vec5 for cas negotiation Stefan Berger
2023-02-06 15:03 ` [PATCH v4 5/6] Add memtool module with memory allocation stress-test Stefan Berger
2023-02-06 15:03 ` [PATCH v4 6/6] ibmvtpm: Add support for trusted boot using a vTPM 2.0 Stefan Berger
2023-02-06 20:12 ` Robbie Harwood
2023-02-13 12:58 ` [PATCH v4 0/6] Dynamic allocation of memory regions and IBM " Nageswara R Sastry
2023-02-28 17:50 ` Robbie Harwood
2023-03-01 13:11 ` Daniel Kiper
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