linux-kernel - Re: [PATCH v1 2/4] powerpc/mm: Move book3s64 specifics in subdirectory mm/book3s64

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Date:   Thu, 02 May 2019 21:14:55 +1000
From:   Michael Ellerman <mpe@...erman.id.au>
To:     Christophe Leroy <christophe.leroy@....fr>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH v1 2/4] powerpc/mm: Move book3s64 specifics in subdirectory mm/book3s64

Christophe Leroy <christophe.leroy@....fr> writes:
> Le 02/05/2019 à 09:11, Michael Ellerman a écrit :
>> Christophe Leroy <christophe.leroy@....fr> writes:
>> 
>>> Many files in arch/powerpc/mm are only for book3S64. This patch
>>> creates a subdirectory for them.
>>>
>>> Signed-off-by: Christophe Leroy <christophe.leroy@....fr>
>>> ---
>>>   arch/powerpc/mm/Makefile                           | 25 +++----------------
>>>   arch/powerpc/mm/book3s64/Makefile                  | 28 ++++++++++++++++++++++
>>>   arch/powerpc/mm/{ => book3s64}/hash64_4k.c         |  0
>>>   arch/powerpc/mm/{ => book3s64}/hash64_64k.c        |  0
>>>   arch/powerpc/mm/{ => book3s64}/hash_native_64.c    |  0
>>>   arch/powerpc/mm/{ => book3s64}/hash_utils_64.c     |  0
>>>   arch/powerpc/mm/{ => book3s64}/hugepage-hash64.c   |  0
>>>   .../powerpc/mm/{ => book3s64}/hugetlbpage-hash64.c |  0
>>>   arch/powerpc/mm/{ => book3s64}/hugetlbpage-radix.c |  0
>>>   .../mm/{ => book3s64}/mmu_context_book3s64.c       |  0
>>>   arch/powerpc/mm/{ => book3s64}/mmu_context_iommu.c |  0
>>>   arch/powerpc/mm/{ => book3s64}/pgtable-book3s64.c  |  0
>>>   arch/powerpc/mm/{ => book3s64}/pgtable-hash64.c    |  0
>>>   arch/powerpc/mm/{ => book3s64}/pgtable-radix.c     |  0
>>>   arch/powerpc/mm/{ => book3s64}/pkeys.c             |  0
>>>   arch/powerpc/mm/{ => book3s64}/slb.c               |  0
>>>   arch/powerpc/mm/{ => book3s64}/subpage-prot.c      |  0
>>>   arch/powerpc/mm/{ => book3s64}/tlb-radix.c         |  0
>>>   arch/powerpc/mm/{ => book3s64}/tlb_hash64.c        |  0
>>>   arch/powerpc/mm/{ => book3s64}/vphn.c              |  0
>>>   arch/powerpc/mm/{ => book3s64}/vphn.h              |  0
>>>   arch/powerpc/mm/numa.c                             |  2 +-
>>>   22 files changed, 32 insertions(+), 23 deletions(-)
>>>   create mode 100644 arch/powerpc/mm/book3s64/Makefile
>>>   rename arch/powerpc/mm/{ => book3s64}/hash64_4k.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/hash64_64k.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/hash_native_64.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/hash_utils_64.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/hugepage-hash64.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/hugetlbpage-hash64.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/hugetlbpage-radix.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/mmu_context_book3s64.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/mmu_context_iommu.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/pgtable-book3s64.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/pgtable-hash64.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/pgtable-radix.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/pkeys.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/slb.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/subpage-prot.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/tlb-radix.c (100%)
>>>   rename arch/powerpc/mm/{ => book3s64}/tlb_hash64.c (100%)
>> 
>> Do you mind if I take this but rework the destination names in the process?
>
> I don't mind, I think it's a good idea.
>
>> 
>> I don't like having eg. book3s64/pgtable-book3s64.c
>> 
>> And some of the other names could use a bit of cleanup too.
>> 
>> What about:
>> 
>>   arch/powerpc/mm/{hash64_4k.c => book3s64/hash_4k.c}
>>   arch/powerpc/mm/{hash64_64k.c => book3s64/hash_64k.c}
>>   arch/powerpc/mm/{hugepage-hash64.c => book3s64/hash_hugepage.c}
>>   arch/powerpc/mm/{hugetlbpage-hash64.c => book3s64/hash_hugetlbpage.c}
>>   arch/powerpc/mm/{hash_native_64.c => book3s64/hash_native.c}
>>   arch/powerpc/mm/{pgtable-hash64.c => book3s64/hash_pgtable.c}
>>   arch/powerpc/mm/{tlb_hash64.c => book3s64/hash_tlb.c}
>>   arch/powerpc/mm/{hash_utils_64.c => book3s64/hash_utils.c}
>>   arch/powerpc/mm/{mmu_context_iommu.c => book3s64/iommu_api.c}
>>   arch/powerpc/mm/{mmu_context_book3s64.c => book3s64/mmu_context.c}
>>   arch/powerpc/mm/{pgtable-book3s64.c => book3s64/pgtable.c}
>>   arch/powerpc/mm/{hugetlbpage-radix.c => book3s64/radix_hugetlbpage.c}
>>   arch/powerpc/mm/{pgtable-radix.c => book3s64/radix_pgtable.c}
>>   arch/powerpc/mm/{tlb-radix.c => book3s64/radix_tlb.c}
>
> Looks good

Thanks. I'll do something similar for 32-bit & nohash.

cheers