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Message-ID: <58887adf-1852-4291-08aa-a1dd2007326b@ghiti.fr>
Date: Thu, 26 Jul 2018 16:46:20 +0000
From: Alex Ghiti <alex@...ti.fr>
To: LEROY Christophe <christophe.leroy@....fr>
Cc: Mike Kravetz <mike.kravetz@...cle.com>, davem@...emloft.net,
linuxppc-dev@...ts.ozlabs.org,
Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
paul.burton@...s.com, ralf@...ux-mips.org,
linux-kernel@...r.kernel.org, linux-parisc@...r.kernel.org,
tony.luck@...el.com, linux-arm-kernel@...ts.infradead.org,
tglx@...utronix.de, arnd@...db.de, fenghua.yu@...el.com,
jhogan@...nel.org, catalin.marinas@....com, mingo@...hat.com,
linux@...linux.org.uk, x86@...nel.org, deller@....de,
ysato@...rs.sourceforge.jp, linux-arch@...r.kernel.org,
sparclinux@...r.kernel.org, hpa@...or.com, paulus@...ba.org,
jejb@...isc-linux.org, will.deacon@....com,
linux-sh@...r.kernel.org, linux-ia64@...r.kernel.org,
dalias@...c.org, linux-mips@...ux-mips.org,
Michal Hocko <mhocko@...nel.org>,
Michael Ellerman <mpe@...erman.id.au>
Subject: Re: [PATCH v4 00/11] hugetlb: Factorize hugetlb architecture
primitives
Hi Christophe,
Sorry, I should have done it already: with and without huge page
activated, the build for mpc885_ads_defconfig is OK.
Thanks,
Alex
On 07/26/2018 03:13 PM, LEROY Christophe wrote:
> Alex Ghiti <alex@...ti.fr> a écrit :
>
>> Hi everyone,
>>
>> This is the result of the build for all arches tackled in this series
>> rebased on 4.18-rc6:
>>
>> arm:
>> versatile_defconfig: without huge page OK
>> keystone_defconfig: with huge page OK
>> arm64:
>> defconfig: with huge page OK
>> ia64:
>> generic_defconfig: with huge page OK
>> mips:
>> Paul Burton tested cavium octeon with huge page OK
>> parisc:
>> generic-64bit_defconfig: with huge page does not link
>> generic-64bit_defconfig: without huge page does not link
>> BUT not because of this series, any feedback welcome.
>> powerpc:
>> ppc64_defconfig: without huge page OK
>> ppc64_defconfig: with huge page OK
>
> Can you also test ppc32 both with and without hugepage
> (mpc885_ads_defconfig)
>
> Thanks
> Christophe
>
>> sh:
>> dreamcast_defconfig: with huge page OK
>> sparc:
>> sparc32_defconfig: without huge page OK
>> sparc64:
>> sparc64_defconfig: with huge page OK
>> x86:
>> with huge page OK
>>
>> Alex
>>
>> On 07/23/2018 02:00 PM, Michael Ellerman wrote:
>>> Alex Ghiti <alex@...ti.fr> writes:
>>>
>>>> Does anyone have any suggestion about those patches ?
>>> Cross compiling it for some non-x86 arches would be a good start :)
>>>
>>> There are cross compilers available here:
>>>
>>> https://mirrors.edge.kernel.org/pub/tools/crosstool/
>>>
>>>
>>> cheers
>>>
>>>> On 07/09/2018 02:16 PM, Michal Hocko wrote:
>>>>> [CC hugetlb guys -
>>>>> http://lkml.kernel.org/r/20180705110716.3919-1-alex@ghiti.fr]
>>>>>
>>>>> On Thu 05-07-18 11:07:05, 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.
>>>>>>
>>>>>> Changelog:
>>>>>>
>>>>>> v4:
>>>>>> Fix powerpc build error due to misplacing of #include
>>>>>> <asm-generic/hugetlb.h> outside of #ifdef CONFIG_HUGETLB_PAGE, as
>>>>>> pointed by Christophe Leroy.
>>>>>>
>>>>>> v1, v2, v3:
>>>>>> Same version, just problems with email provider and misuse of
>>>>>> --batch-size option of git send-email
>>>>>>
>>>>>> Alexandre Ghiti (11):
>>>>>> hugetlb: Harmonize hugetlb.h arch specific defines with pgtable.h
>>>>>> hugetlb: Introduce generic version of hugetlb_free_pgd_range
>>>>>> hugetlb: Introduce generic version of set_huge_pte_at
>>>>>> hugetlb: Introduce generic version of huge_ptep_get_and_clear
>>>>>> hugetlb: Introduce generic version of huge_ptep_clear_flush
>>>>>> hugetlb: Introduce generic version of huge_pte_none
>>>>>> hugetlb: Introduce generic version of huge_pte_wrprotect
>>>>>> hugetlb: Introduce generic version of prepare_hugepage_range
>>>>>> hugetlb: Introduce generic version of huge_ptep_set_wrprotect
>>>>>> hugetlb: Introduce generic version of huge_ptep_set_access_flags
>>>>>> hugetlb: Introduce generic version of huge_ptep_get
>>>>>>
>>>>>> arch/arm/include/asm/hugetlb-3level.h | 32 +---------
>>>>>> arch/arm/include/asm/hugetlb.h | 33 +----------
>>>>>> arch/arm64/include/asm/hugetlb.h | 39 +++---------
>>>>>> arch/ia64/include/asm/hugetlb.h | 47 ++-------------
>>>>>> arch/mips/include/asm/hugetlb.h | 40 +++----------
>>>>>> arch/parisc/include/asm/hugetlb.h | 33 +++--------
>>>>>> arch/powerpc/include/asm/book3s/32/pgtable.h | 2 +
>>>>>> arch/powerpc/include/asm/book3s/64/pgtable.h | 1 +
>>>>>> arch/powerpc/include/asm/hugetlb.h | 43 ++------------
>>>>>> arch/powerpc/include/asm/nohash/32/pgtable.h | 2 +
>>>>>> arch/powerpc/include/asm/nohash/64/pgtable.h | 1 +
>>>>>> arch/sh/include/asm/hugetlb.h | 54
>>>>>> ++---------------
>>>>>> arch/sparc/include/asm/hugetlb.h | 40 +++----------
>>>>>> arch/x86/include/asm/hugetlb.h | 72
>>>>>> +----------------------
>>>>>> include/asm-generic/hugetlb.h | 88
>>>>>> +++++++++++++++++++++++++++-
>>>>>> 15 files changed, 143 insertions(+), 384 deletions(-)
>>>>>>
>>>>>> --
>>>>>> 2.16.2
>
>
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