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In-Reply-To: <b348c3da010023d1c163ddd527aab6aba87f73ee.1552292207.git.christophe.leroy@c-s.fr>
To:     Christophe Leroy <christophe.leroy@c-s.fr>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>, ruscur@russell.cc
From:   Michael Ellerman <patch-notifications@ellerman.id.au>
Cc:     linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [v2, 01/10] powerpc/6xx: fix setup and use of SPRN_SPRG_PGDIR for hash32
Message-Id: <44PVW23YpBz9sPW@ozlabs.org>
Date:   Thu, 21 Mar 2019 00:04:30 +1100 (AEDT)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Mon, 2019-03-11 at 08:30:27 UTC, Christophe Leroy wrote:
> Not only the 603 but all 6xx need SPRN_SPRG_PGDIR to be initialised at
> startup. This patch move it from __setup_cpu_603() to start_here()
> and __secondary_start(), close to the initialisation of SPRN_THREAD.
> 
> Previously, virt addr of PGDIR was retrieved from thread struct.
> Now that it is the phys addr which is stored in SPRN_SPRG_PGDIR,
> hash_page() shall not convert it to phys anymore.
> This patch removes the conversion.
> 
> Fixes: 93c4a162b014("powerpc/6xx: Store PGDIR physical address in a SPRG")
> Reported-by: Guenter Roeck <linux@roeck-us.net>
> Tested-by: Guenter Roeck <linux@roeck-us.net>
> Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/4622a2d43101ea2e3d54a2af090f25a5

cheers