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Re: [PATCH V2] mm: Some arch may want to use HPAGE_PMD related values as variables

From "Kirill A. Shutemov" <kirill@shutemov.name>
Newsgroups linux.kernel
Subject Re: [PATCH V2] mm: Some arch may want to use HPAGE_PMD related values as variables
Date 2016-02-09 20:50 +0100
Message-ID <r0msq-5p-13@gated-at.bofh.it> (permalink)
References <r0jbc-6vm-15@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, Feb 09, 2016 at 09:41:44PM +0530, Aneesh Kumar K.V wrote:
> With next generation power processor, we are having a new mmu model
> [1] that require us to maintain a different linux page table format.
> 
> Inorder to support both current and future ppc64 systems with a single
> kernel we need to make sure kernel can select between different page
> table format at runtime. With the new MMU (radix MMU) added, we will
> have two different pmd hugepage size 16MB for hash model and 2MB for
> Radix model. Hence make HPAGE_PMD related values as a variable.
> 
> [1] http://ibm.biz/power-isa3 (Needs registration).
> 
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>

I guess it should have my signed-off-by ;)

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>

-- 
 Kirill A. Shutemov

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[PATCH V2] mm: Some arch may want to use HPAGE_PMD related values as variables "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-02-09 17:20 +0100
  Re: [PATCH V2] mm: Some arch may want to use HPAGE_PMD related  values as variables "Kirill A. Shutemov" <kirill@shutemov.name> - 2016-02-09 20:50 +0100
    Re: [PATCH V2] mm: Some arch may want to use HPAGE_PMD related values as variables "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-02-10 03:40 +0100
  Re: [PATCH V2] mm: Some arch may want to use HPAGE_PMD related  values as variables Andrew Morton <akpm@linux-foundation.org> - 2016-02-09 22:30 +0100
    Re: [PATCH V2] mm: Some arch may want to use HPAGE_PMD related  values as variables "Kirill A. Shutemov" <kirill@shutemov.name> - 2016-02-10 00:20 +0100
    Re: [PATCH V2] mm: Some arch may want to use HPAGE_PMD related values as variables "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-02-10 03:40 +0100

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