linux-kernel - Re: [PATCH AUTOSEL 6.9 18/23] powerpc: make fadump resilient with memory add/remove events

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Date: Wed, 19 Jun 2024 16:31:30 +1000
From: Michael Ellerman <mpe@...erman.id.au>
To: Pavel Machek <pavel@...x.de>, Sourabh Jain <sourabhjain@...ux.ibm.com>
Cc: Sasha Levin <sashal@...nel.org>, linux-kernel@...r.kernel.org,
 stable@...r.kernel.org, hbathini@...ux.ibm.com, bhe@...hat.com,
 akpm@...ux-foundation.org, bhelgaas@...gle.com, aneesh.kumar@...nel.org,
 linuxppc-dev@...ts.ozlabs.org, Mahesh J Salgaonkar <mahesh@...ux.ibm.com>,
 Naveen N Rao <naveen@...nel.org>
Subject: Re: [PATCH AUTOSEL 6.9 18/23] powerpc: make fadump resilient with
 memory add/remove events

Pavel Machek <pavel@...x.de> writes:
>> Hello Sasha,
>> 
>> Thank you for considering this patch for the stable tree 6.9, 6.8, 6.6, and
>> 6.1.
>> 
>> This patch does two things:
>> 1. Fixes a potential memory corruption issue mentioned as the third point in
>> the commit message
>> 2. Enables the kernel to avoid unnecessary fadump re-registration on memory
>> add/remove events
>
> Actually, I'd suggest dropping this one, as it fixes two things and is
> over 200 lines long, as per stable kernel rules.

Yeah I agree, best to drop this one. It's a bit big and involved, and
has other dependencies.

cheers