Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754032AbZDLRbA (ORCPT ); Sun, 12 Apr 2009 13:31:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753261AbZDLRap (ORCPT ); Sun, 12 Apr 2009 13:30:45 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:48049 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753503AbZDLRan (ORCPT ); Sun, 12 Apr 2009 13:30:43 -0400 Message-ID: <49E22510.90608@garzik.org> Date: Sun, 12 Apr 2009 13:29:52 -0400 From: Jeff Garzik User-Agent: Thunderbird 2.0.0.21 (X11/20090320) MIME-Version: 1.0 To: Mark Lord CC: Alan Cox , Grant Grundler , Linus Torvalds , Linux IDE mailing list , LKML , Jens Axboe , Arjan van de Ven Subject: Re: Implementing NVMHCI... References: <49E0D47B.9070205@garzik.org> <20090411203246.513a0892@lxorguk.ukuu.org.uk> <20090412002527.631a5a89@lxorguk.ukuu.org.uk> <49E1F967.9090106@rtr.ca> In-Reply-To: <49E1F967.9090106@rtr.ca> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.4 (----) X-Spam-Report: SpamAssassin version 3.2.5 on srv5.dvmed.net summary: Content analysis details: (-4.4 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1010 Lines: 30 Mark Lord wrote: > Alan Cox wrote: > .. >> Alternatively you go for read-modify-write (nasty performance hit >> especially for RAID or a log structured fs). > .. > > Initially, at least, I'd guess that this NVM-HCI thing is all about > built-in flash memory on motherboards, to hold the "instant-boot" > software that hardware companies (eg. ASUS) are rapidly growing fond of. > > At present, that means a mostly read-only Linux installation, > though MS for sure are hoping for Moore's Law to kick in and > provide sufficient space for a copy of Vista there or something. Yeah... instant boot, and "trusted boot" (booting a signed image), storage of useful details like boot drive layouts, etc. I'm sure we can come up with other funs uses, too... Jeff -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/