* Re: [PATCH v2 00/13] mm/debug_vm_pgtable fixes
[not found] <20200819130107.478414-1-aneesh.kumar@linux.ibm.com>
@ 2020-08-21 8:51 ` Anshuman Khandual
2020-09-01 8:03 ` Christophe Leroy
0 siblings, 1 reply; 3+ messages in thread
From: Anshuman Khandual @ 2020-08-21 8:51 UTC (permalink / raw)
To: Aneesh Kumar K.V, linux-mm, akpm
Cc: mpe, linuxppc-dev, Linux ARM, linux-s390, linux-snps-arc,
Linux-Arch, Gerald Schaefer, Christophe Leroy, Christophe Leroy,
Vineet Gupta, Mike Rapoport, Qian Cai, x86
On 08/19/2020 06:30 PM, Aneesh Kumar K.V wrote:
> This patch series includes fixes for debug_vm_pgtable test code so that
> they follow page table updates rules correctly. The first two patches introduce
> changes w.r.t ppc64. The patches are included in this series for completeness. We can
> merge them via ppc64 tree if required.
>
> Hugetlb test is disabled on ppc64 because that needs larger change to satisfy
> page table update rules.
>
> Changes from V1:
> * Address review feedback
> * drop test specific pfn_pte and pfn_pmd.
> * Update ppc64 page table helper to add _PAGE_PTE
>
> Aneesh Kumar K.V (13):
> powerpc/mm: Add DEBUG_VM WARN for pmd_clear
> powerpc/mm: Move setting pte specific flags to pfn_pte
> mm/debug_vm_pgtable/ppc64: Avoid setting top bits in radom value
> mm/debug_vm_pgtables/hugevmap: Use the arch helper to identify huge
> vmap support.
> mm/debug_vm_pgtable/savedwrite: Enable savedwrite test with
> CONFIG_NUMA_BALANCING
> mm/debug_vm_pgtable/THP: Mark the pte entry huge before using
> set_pmd/pud_at
> mm/debug_vm_pgtable/set_pte/pmd/pud: Don't use set_*_at to update an
> existing pte entry
> mm/debug_vm_pgtable/thp: Use page table depost/withdraw with THP
> mm/debug_vm_pgtable/locks: Move non page table modifying test together
> mm/debug_vm_pgtable/locks: Take correct page table lock
> mm/debug_vm_pgtable/pmd_clear: Don't use pmd/pud_clear on pte entries
> mm/debug_vm_pgtable/hugetlb: Disable hugetlb test on ppc64
> mm/debug_vm_pgtable: populate a pte entry before fetching it
>
> arch/powerpc/include/asm/book3s/64/pgtable.h | 29 +++-
> arch/powerpc/include/asm/nohash/pgtable.h | 5 -
> arch/powerpc/mm/book3s64/pgtable.c | 2 +-
> arch/powerpc/mm/pgtable.c | 5 -
> include/linux/io.h | 12 ++
> mm/debug_vm_pgtable.c | 151 +++++++++++--------
> 6 files changed, 127 insertions(+), 77 deletions(-)
>
Changes proposed here will impact other enabled platforms as well.
Adding the following folks and mailing lists, and hoping to get a
broader review and test coverage. Please do include them in the
next iteration as well.
+ linux-arm-kernel@lists.infradead.org
+ linux-s390@vger.kernel.org
+ linux-snps-arc@lists.infradead.org
+ x86@kernel.org
+ linux-arch@vger.kernel.org
+ Gerald Schaefer <gerald.schaefer@de.ibm.com>
+ Christophe Leroy <christophe.leroy@c-s.fr>
+ Christophe Leroy <christophe.leroy@csgroup.eu>
+ Vineet Gupta <vgupta@synopsys.com>
+ Mike Rapoport <rppt@linux.ibm.com>
+ Qian Cai <cai@lca.pw>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2 00/13] mm/debug_vm_pgtable fixes
2020-08-21 8:51 ` [PATCH v2 00/13] mm/debug_vm_pgtable fixes Anshuman Khandual
@ 2020-09-01 8:03 ` Christophe Leroy
2020-09-01 9:11 ` Anshuman Khandual
0 siblings, 1 reply; 3+ messages in thread
From: Christophe Leroy @ 2020-09-01 8:03 UTC (permalink / raw)
To: Anshuman Khandual, Aneesh Kumar K.V, linux-mm, akpm
Cc: mpe, linuxppc-dev, Linux ARM, linux-s390, linux-snps-arc,
Linux-Arch, Gerald Schaefer, Vineet Gupta, Mike Rapoport,
Qian Cai, x86
Le 21/08/2020 à 10:51, Anshuman Khandual a écrit :
>
> On 08/19/2020 06:30 PM, Aneesh Kumar K.V wrote:
>> This patch series includes fixes for debug_vm_pgtable test code so that
>> they follow page table updates rules correctly. The first two patches introduce
>> changes w.r.t ppc64. The patches are included in this series for completeness. We can
>> merge them via ppc64 tree if required.
>>
>> Hugetlb test is disabled on ppc64 because that needs larger change to satisfy
>> page table update rules.
>>
>
> Changes proposed here will impact other enabled platforms as well.
> Adding the following folks and mailing lists, and hoping to get a
> broader review and test coverage. Please do include them in the
> next iteration as well.
>
> + linux-arm-kernel@lists.infradead.org
> + linux-s390@vger.kernel.org
> + linux-snps-arc@lists.infradead.org
> + x86@kernel.org
> + linux-arch@vger.kernel.org
>
> + Gerald Schaefer <gerald.schaefer@de.ibm.com>
> + Christophe Leroy <christophe.leroy@c-s.fr>
Please don't use anymore the above address. Only use the one below.
> + Christophe Leroy <christophe.leroy@csgroup.eu>
> + Vineet Gupta <vgupta@synopsys.com>
> + Mike Rapoport <rppt@linux.ibm.com>
> + Qian Cai <cai@lca.pw>
>
Thanks
Christophe
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2 00/13] mm/debug_vm_pgtable fixes
2020-09-01 8:03 ` Christophe Leroy
@ 2020-09-01 9:11 ` Anshuman Khandual
0 siblings, 0 replies; 3+ messages in thread
From: Anshuman Khandual @ 2020-09-01 9:11 UTC (permalink / raw)
To: Christophe Leroy, Aneesh Kumar K.V, linux-mm, akpm
Cc: mpe, linuxppc-dev, Linux ARM, linux-s390, linux-snps-arc,
Linux-Arch, Gerald Schaefer, Vineet Gupta, Mike Rapoport,
Qian Cai, x86
On 09/01/2020 01:33 PM, Christophe Leroy wrote:
>
>
> Le 21/08/2020 à 10:51, Anshuman Khandual a écrit :
>>
>> On 08/19/2020 06:30 PM, Aneesh Kumar K.V wrote:
>>> This patch series includes fixes for debug_vm_pgtable test code so that
>>> they follow page table updates rules correctly. The first two patches introduce
>>> changes w.r.t ppc64. The patches are included in this series for completeness. We can
>>> merge them via ppc64 tree if required.
>>>
>>> Hugetlb test is disabled on ppc64 because that needs larger change to satisfy
>>> page table update rules.
>>>
>
>>
>> Changes proposed here will impact other enabled platforms as well.
>> Adding the following folks and mailing lists, and hoping to get a
>> broader review and test coverage. Please do include them in the
>> next iteration as well.
>>
>> + linux-arm-kernel@lists.infradead.org
>> + linux-s390@vger.kernel.org
>> + linux-snps-arc@lists.infradead.org
>> + x86@kernel.org
>> + linux-arch@vger.kernel.org
>>
>> + Gerald Schaefer <gerald.schaefer@de.ibm.com>
>> + Christophe Leroy <christophe.leroy@c-s.fr>
>
> Please don't use anymore the above address. Only use the one below.
>
>> + Christophe Leroy <christophe.leroy@csgroup.eu>
Sure, noted.
>> + Vineet Gupta <vgupta@synopsys.com>
>> + Mike Rapoport <rppt@linux.ibm.com>
>> + Qian Cai <cai@lca.pw>
>>
>
> Thanks
> Christophe
>
>
^ permalink raw reply [flat|nested] 3+ messages in thread
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[not found] <20200819130107.478414-1-aneesh.kumar@linux.ibm.com>
2020-08-21 8:51 ` [PATCH v2 00/13] mm/debug_vm_pgtable fixes Anshuman Khandual
2020-09-01 8:03 ` Christophe Leroy
2020-09-01 9:11 ` Anshuman Khandual
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