linux-kernel - Re: [PATCH] powerpc/32s: Fix kasan_early_hash_table() for CONFIG_VMAP

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Message-Id: <48BjwK1mspzB3x2@ozlabs.org>
Date:   Tue,  4 Feb 2020 23:01:36 +1100 (AEDT)
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/32s: Fix kasan_early_hash_table() for CONFIG_VMAP_STACK

On Wed, 2020-01-29 at 12:34:36 UTC, Christophe Leroy wrote:
> On book3s/32 CPUs that are handling MMU through a hash table,
> MMU_init_hw() function was adapted for VMAP_STACK in order to
> handle virtual addresses instead of physical addresses in the
> low level hash functions.
> 
> When using KASAN, the same adaptations are required for the
> early hash table set up by kasan_early_hash_table() function.
> 
> Fixes: cd08f109e262 ("powerpc/32s: Enable CONFIG_VMAP_STACK")
> Signed-off-by: Christophe Leroy <christophe.leroy@....fr>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/41196224883a64e56e0ef237c19eb837058df071

cheers