linux-kernel - Re: [PATCH V2] mm: Some arch may want to use HPAGE

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <87lh6txpi1.fsf@linux.vnet.ibm.com>
Date:	Wed, 10 Feb 2016 08:04:14 +0530
From:	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
To:	"Kirill A. Shutemov" <kirill@...temov.name>
Cc:	akpm@...ux-foundation.org, mpe@...erman.id.au,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2] mm: Some arch may want to use HPAGE_PMD related values as variables

"Kirill A. Shutemov" <kirill@...temov.name> writes:

> 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@...ux.vnet.ibm.com>
>
> I guess it should have my signed-off-by ;)
>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>

Thanks will update. I will also update the From:

-aneesh