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[122.58.182.19]) by smtp.gmail.com with ESMTPSA id x132sm12731750pfc.148.2020.02.01.00.07.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 01 Feb 2020 00:07:40 -0800 (PST) Subject: Re: [PATCH -v2 00/10] Rewrite Motorola MMU page-table layout To: Peter Zijlstra , Geert Uytterhoeven References: <20200131124531.623136425@infradead.org> Cc: linux-m68k@lists.linux-m68k.org, linux-kernel@vger.kernel.org, Will Deacon , Greg Ungerer From: Michael Schmitz Message-ID: <415a1105-f971-5513-bd41-fbd2ec4e1cd7@gmail.com> Date: Sat, 1 Feb 2020 21:07:34 +1300 User-Agent: Mozilla/5.0 (X11; Linux ppc; rv:45.0) Gecko/20100101 Icedove/45.4.0 MIME-Version: 1.0 In-Reply-To: <20200131124531.623136425@infradead.org> Content-Type: text/plain; charset=iso-8859-15; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Peter, this version tested OK on 030, so Tested-by; Michael Schmitz Am 01.02.2020 um 01:45 schrieb Peter Zijlstra: > Hi! > > 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. > > 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(-) > >