linux-kernel - Re: [PATCH v4 00/11] hugetlb: Factorize hugetlb architecture primitives

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Date:   Wed, 25 Jul 2018 09:38:57 +0200
From:   Alexandre Ghiti <alex@...ti.fr>
To:     Paul Burton <paul.burton@...s.com>
Cc:     linux@...linux.org.uk, catalin.marinas@....com,
        will.deacon@....com, tony.luck@...el.com, fenghua.yu@...el.com,
        ralf@...ux-mips.org, jhogan@...nel.org, jejb@...isc-linux.org,
        deller@....de, benh@...nel.crashing.org, paulus@...ba.org,
        mpe@...erman.id.au, ysato@...rs.sourceforge.jp, dalias@...c.org,
        davem@...emloft.net, tglx@...utronix.de, mingo@...hat.com,
        hpa@...or.com, x86@...nel.org, arnd@...db.de,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-ia64@...r.kernel.org, linux-mips@...ux-mips.org,
        linux-parisc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-sh@...r.kernel.org, sparclinux@...r.kernel.org,
        linux-arch@...r.kernel.org,
        Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
        Mike Kravetz <mike.kravetz@...cle.com>
Subject: Re: [PATCH v4 00/11] hugetlb: Factorize hugetlb architecture
 primitives

Hi Paul,

Thanks for having tested it, I remove mips from my list.

Thanks again,

Alex


On 07/25/2018 02:34 AM, Paul Burton wrote:
> Hi Alexandre,
>
> On Thu, Jul 05, 2018 at 11:07:05AM +0000, Alexandre Ghiti wrote:
>> In order to reduce copy/paste of functions across architectures and then
>> make riscv hugetlb port (and future ports) simpler and smaller, this
>> patchset intends to factorize the numerous hugetlb primitives that are
>> defined across all the architectures.
>>
>> Except for prepare_hugepage_range, this patchset moves the versions that
>> are just pass-through to standard pte primitives into
>> asm-generic/hugetlb.h by using the same #ifdef semantic that can be
>> found in asm-generic/pgtable.h, i.e. __HAVE_ARCH_***.
>>
>> s390 architecture has not been tackled in this serie since it does not
>> use asm-generic/hugetlb.h at all.
>> powerpc could be factorized a bit more (cf huge_ptep_set_wrprotect).
>>
>> This patchset has been compiled on x86 only.
> For MIPS these look good - I don't see any issues & they pass a build
> test (using cavium_octeon_defconfig which enables huge pages), so:
>
>      Acked-by: Paul Burton <paul.burton@...s.com> # MIPS parts
>
> Thanks,
>      Paul