linux-kernel - Re: [RFC PATCH 0/2] mm/gup: fix gup_fast with dynamic page table folding

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: <20200831121553.8be5dcdbdbc5256846ac513e@linux-foundation.org>
Date:   Mon, 31 Aug 2020 12:15:53 -0700
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Christian Borntraeger <borntraeger@...ibm.com>
Cc:     Gerald Schaefer <gerald.schaefer@...ux.ibm.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-mm <linux-mm@...ck.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Alexander Gordeev <agordeev@...ux.ibm.com>,
        linux-s390@...r.kernel.org, Heiko Carstens <hca@...ux.ibm.com>,
        Claudio Imbrenda <imbrenda@...ux.ibm.com>
Subject: Re: [RFC PATCH 0/2] mm/gup: fix gup_fast with dynamic page table
 folding

On Mon, 31 Aug 2020 13:53:36 +0200 Christian Borntraeger <borntraeger@...ibm.com> wrote:

> 
> 
> On 28.08.20 16:03, Gerald Schaefer wrote:
> have some feedback soon if option 1 or option 2 would be acceptable 
> from a common code perspective. Andrew, who of the mm people would 
> be the right one to decide?

Jason and John Hubbard are doing most of the work in there at present,

Both patches look OK to me from a non-s390 perspective.  Unless we plan
to implement Jason's more-general approach this time, I'd be inclined
to defer to the s390 people as to the preferred implementation.