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 PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Fri, 28 Dec 2012 09:24:53 +0900 From: Kamezawa Hiroyuki <kamezawa.hiroyu@...fujitsu.com> To: Minchan Kim <minchan@...nel.org> CC: Andrew Morton <akpm@...ux-foundation.org>, linux-kernel@...r.kernel.org, linux-mm@...ck.org, Michael Kerrisk <mtk.manpages@...il.com>, Arun Sharma <asharma@...com>, sanjay@...gle.com, Paul Turner <pjt@...gle.com>, David Rientjes <rientjes@...gle.com>, John Stultz <john.stultz@...aro.org>, Christoph Lameter <cl@...ux.com>, Android Kernel Team <kernel-team@...roid.com>, Robert Love <rlove@...gle.com>, Mel Gorman <mel@....ul.ie>, Hugh Dickins <hughd@...gle.com>, Dave Hansen <dave@...ux.vnet.ibm.com>, Rik van Riel <riel@...hat.com>, Dave Chinner <david@...morbit.com>, Neil Brown <neilb@...e.de>, Mike Hommey <mh@...ndium.org>, Taras Glek <tglek@...illa.com>, KOSAKI Motohiro <kosaki.motohiro@...il.com> Subject: Re: [RFC v4 0/3] Support volatile for anonymous range (2012/12/26 12:46), Minchan Kim wrote: > Hi Kame, > > What are you doing these holiday season? :) > I can't believe you sit down in front of computer. > Honestly, my holiday starts tomorrow ;) (but until 1/5 in the next year.) >> >> Hm, by the way, the user need to attach pages to the process by causing page-fault >> (as you do by memset()) before calling mvolatile() ? > > For effectiveness, Yes. > Isn't it better to make page-fault by get_user_pages() in mvolatile() ? Calling page fault in userland seems just to increase burden of apps. >> >> I think your approach is interesting, anyway. > > Thanks for your interest, Kame. > > あけましておめでとう. > A happy new year. Thanks, -Kame -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists