linux-kernel - Re: [PATCH] powerpc/32s: Use relocation offset when setting early hash table

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Message-ID: <87blg9lchr.fsf@depni.sinp.msu.ru>
Date:   Sat, 07 Nov 2020 12:53:04 +0300
From:   Serge Belyshev <belyshev@...ni.sinp.msu.ru>
To:     Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>, erhard_f@...lbox.org,
        schwab@...ux-m68k.org, linux-kernel@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] powerpc/32s: Use relocation offset when setting early
 hash table

Christophe Leroy <christophe.leroy@...roup.eu> writes:

> When calling early_hash_table(), the kernel hasn't been yet
> relocated to its linking address, so data must be addressed
> with relocation offset.
>
> Add relocation offset to write into Hash in early_hash_table().
>
> Reported-by: Erhard Furtner <erhard_f@...lbox.org>
> Reported-by: Andreas Schwab <schwab@...ux-m68k.org>
> Fixes: 69a1593abdbc ("powerpc/32s: Setup the early hash table at all time.")
> Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>

Tested-by: Serge Belyshev <belyshev@...ni.sinp.msu.ru>