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Re: [PATCH 0/3] mm/powerpc: enabling memory soft dirty tracking

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Andrew Morton <akpm@linux-foundation.org> writes:

> On Fri, 16 Oct 2015 14:07:05 +0200 Laurent Dufour <ldufour@linux.vnet.ibm.com> wrote:
>
>> This series is enabling the software memory dirty tracking in the
>> kernel for powerpc.  This is the follow up of the commit 0f8975ec4db2
>> ("mm: soft-dirty bits for user memory changes tracking") which
>> introduced this feature in the mm code.
>> 
>> The first patch is fixing an issue in the code clearing the soft dirty
>> bit.  The PTE were not cleared before being modified, leading to hang
>> on ppc64.
>> 
>> The second patch is fixing a build issue when the transparent huge
>> page is not enabled.
>> 
>> The third patch is introducing the soft dirty tracking in the powerpc
>> architecture code. 
>
> I grabbed these patches, but they're more a ppc thing than a core
> kernel thing.  I can merge them into 4.3 with suitable acks or drop
> them if they turn up in the powerpc tree.  Or something else?

patch 1 and patch 2 are fixes for generic code. That can go via -mm
tree. The ppc64 bits should go via linux-powerpc tree. We have changes
in this area pending to be merged upstream and patch 3 will result
in conflicts.


-aneesh

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[PATCH 0/3] mm/powerpc: enabling memory soft dirty tracking  Laurent Dufour <ldufour@linux.vnet.ibm.com> - 2015-10-16 14:10 +0200
  [PATCH 1/3] mm: clearing pte in clear_soft_dirty() Laurent Dufour <ldufour@linux.vnet.ibm.com> - 2015-10-16 14:10 +0200
    Re: [PATCH 1/3] mm: clearing pte in clear_soft_dirty() Benjamin Herrenschmidt <benh@kernel.crashing.org> - 2015-10-16 17:30 +0200
    Re: [PATCH 1/3] mm: clearing pte in clear_soft_dirty() "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2015-10-17 14:20 +0200
  [PATCH 2/3] mm: clear_soft_dirty_pmd requires THP Laurent Dufour <ldufour@linux.vnet.ibm.com> - 2015-10-16 14:10 +0200
    Re: [PATCH 2/3] mm: clear_soft_dirty_pmd requires THP "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2015-10-17 14:20 +0200
  Re: [PATCH 0/3] mm/powerpc: enabling memory soft dirty tracking Andrew Morton <akpm@linux-foundation.org> - 2015-10-16 23:20 +0200
    Re: [PATCH 0/3] mm/powerpc: enabling memory soft dirty tracking Benjamin Herrenschmidt <benh@kernel.crashing.org> - 2015-10-17 04:20 +0200
    Re: [PATCH 0/3] mm/powerpc: enabling memory soft dirty tracking "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2015-10-17 14:10 +0200

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