linux-kernel - Re: [PATCH] powerpc/kasan: fix early boot failure on PPC32

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Message-Id: <460B0l2PCPz9sML@ozlabs.org>
Date:   Fri,  2 Aug 2019 12:28:23 +1000 (AEST)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Christophe Leroy <christophe.leroy@....fr>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] powerpc/kasan: fix early boot failure on PPC32

On Wed, 2019-07-31 at 06:01:42 UTC, Christophe Leroy wrote:
> Due to commit 4a6d8cf90017 ("powerpc/mm: don't use pte_alloc_kernel()
> until slab is available on PPC32"), pte_alloc_kernel() cannot be used
> during early KASAN init.
> 
> Fix it by using memblock_alloc() instead.
> 
> Reported-by: Erhard F. <erhard_f@...lbox.org>
> Fixes: 2edb16efc899 ("powerpc/32: Add KASAN support")
> Signed-off-by: Christophe Leroy <christophe.leroy@....fr>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/d7e23b887f67178c4f840781be7a6aa6aeb52ab1

cheers