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Subject: Re: [PATCH -v2 00/10] Rewrite Motorola MMU page-table layout
To:     Peter Zijlstra <peterz@infradead.org>,
        Geert Uytterhoeven <geert@linux-m68k.org>
Cc:     linux-m68k@lists.linux-m68k.org, linux-kernel@vger.kernel.org,
        Will Deacon <will@kernel.org>,
        Michael Schmitz <schmitzmic@gmail.com>
References: <20200131124531.623136425@infradead.org>
From:   Greg Ungerer <gerg@linux-m68k.org>
Message-ID: <9fe6925a-52e5-7104-dae6-3ad97c4bbecc@linux-m68k.org>
Date:   Fri, 31 Jan 2020 23:19:58 +1000
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Hi Peter,

On 31/1/20 10:45 pm, Peter Zijlstra wrote:
> In order to faciliate Will's READ_ONCE() patches:
> 
>    https://lkml.kernel.org/r/20200123153341.19947-1-will@kernel.org
> 
> we need to fix m68k/motorola to not have a giant pmd_t. These patches do so and
> are tested using ARAnyM/68040.
> 
> Michael tested the previous version on his Atari Falcon/68030.
> 
> Build tested for sun3/coldfire.

Thanks for the quick turn around. Build looks good for me too with
this new series. I will test on real hardware on Monday.

Regards
Greg


> Please consider!
> 
> Changes since -v1:
>   - fixed sun3/coldfire build issues
>   - unified motorola mmu page setup
>   - added enum to table allocator
>   - moved pointer table allocator to motorola.c
>   - converted coldfire pgtable_t
>   - fixed coldfire pgd_alloc
>   - fixed coldfire nocache
> 
> ---
>   arch/m68k/include/asm/mcf_pgalloc.h      |  31 ++---
>   arch/m68k/include/asm/motorola_pgalloc.h |  74 ++++------
>   arch/m68k/include/asm/motorola_pgtable.h |  36 +++--
>   arch/m68k/include/asm/page.h             |  16 ++-
>   arch/m68k/include/asm/pgtable_mm.h       |  10 +-
>   arch/m68k/mm/init.c                      |  34 +++--
>   arch/m68k/mm/kmap.c                      |  36 +++--
>   arch/m68k/mm/memory.c                    | 103 --------------
>   arch/m68k/mm/motorola.c                  | 228 +++++++++++++++++++++++++------
>   9 files changed, 302 insertions(+), 266 deletions(-)
> 
>