From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [RFC] Stable kvm userspace interface Date: Thu, 11 Jan 2007 03:26:13 -0500 Message-ID: <45A5F4A5.9000408@garzik.org> References: <45A39A97.5060807@qumranet.com> <45A39D0D.7090007@garzik.org> <200701110834.43800.arnd@arndb.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Andrew Morton , linux-kernel Return-path: To: Arnd Bergmann In-Reply-To: <200701110834.43800.arnd-r2nGTMty4D4@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Arnd Bergmann wrote: > On Tuesday 09 January 2007 14:47, Jeff Garzik wrote: >> Can we please avoid adding a ton of new ioctls? ioctls inevitably >> require 64-bit compat code for certain architectures, whereas >> sysfs/procfs does not. > > For performance reasons, an ascii string based interface is not > desireable here, some of these calls should be optimized to > the point of counting cycles. sysfs does not require ASCII... Jeff ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV