linux-kernel - Re: [RFC 1/9] mm/hugetlb: Make GENERAL_HUGETLB functions PGD implementation aware

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: <56E23523.4020201@linux.vnet.ibm.com>
Date:	Fri, 11 Mar 2016 08:31:55 +0530
From:	Anshuman Khandual <khandual@...ux.vnet.ibm.com>
To:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org
CC:	hughd@...gle.com, aneesh.kumar@...ux.vnet.ibm.com,
	kirill@...temov.name, n-horiguchi@...jp.nec.com,
	mgorman@...hsingularity.net, akpm@...ux-foundation.org
Subject: Re: [RFC 1/9] mm/hugetlb: Make GENERAL_HUGETLB functions PGD implementation
 aware

On 03/09/2016 05:40 PM, Anshuman Khandual wrote:
> Currently both the ARCH_WANT_GENERAL_HUGETLB functions 'huge_pte_alloc'
> and 'huge_pte_offset' dont take into account huge page implementation
> at the PGD level. With addition of PGD awareness into these functions,
> more architectures like POWER which also implements huge pages at PGD
> level (along with PMD level), can use ARCH_WANT_GENERAL_HUGETLB option.

Hugh/Mel/Naoya/Andrew,

	Thoughts/inputs/suggestions ? Does this change looks okay ?