Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760188Ab0FQOlN (ORCPT ); Thu, 17 Jun 2010 10:41:13 -0400 Received: from kroah.org ([198.145.64.141]:42694 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756007Ab0FQOlM (ORCPT ); Thu, 17 Jun 2010 10:41:12 -0400 Date: Thu, 17 Jun 2010 07:40:34 -0700 From: Greg KH To: Nitin Gupta Cc: Pekka Enberg , Andrew Morton , Minchan Kim , Hugh Dickins , Cyp , driverdev , linux-kernel Subject: Re: [PATCH 0/3] zram: generic RAM based compressed R/W block devices Message-ID: <20100617144034.GA9362@kroah.com> References: <1274710685-2351-1-git-send-email-ngupta@vflare.org> <4BFFEA95.9040505@vflare.org> <20100528162657.GA28781@kroah.com> <4C18337C.3040605@vflare.org> <20100616184355.GA14248@kroah.com> <4C197CB5.5020907@vflare.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4C197CB5.5020907@vflare.org> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2112 Lines: 59 On Thu, Jun 17, 2010 at 07:09:01AM +0530, Nitin Gupta wrote: > On 06/17/2010 12:13 AM, Greg KH wrote: > > On Wed, Jun 16, 2010 at 07:44:20AM +0530, Nitin Gupta wrote: > >> Hi Greg, > >> > >> On 05/28/2010 09:56 PM, Greg KH wrote: > >>> On Fri, May 28, 2010 at 09:38:53PM +0530, Nitin Gupta wrote: > >>>> > >>>> On 05/24/2010 07:48 PM, Nitin Gupta wrote: > >>>>> Creates RAM based block devices: /dev/zramX (X = 0, 1, ...). > >>>>> Pages written to these disks are compressed and stored in memory > >>>>> itself. These disks allow very fast I/O and compression provides > >>>>> good amounts of memory savings. > >>>>> > >>>>> This is enhancement over existing ramzswap driver which creates > >>>>> virtual block devices (/dev/ramzswapX) which could be used only > >>>>> as swap disks. > >>>>> > >>>>> Now, with the ability to handle any kind of I/O request, zram > >>>>> devices have lot more use cases: > >>>>> - /tmp storage > >>>>> - various caches under /var > >>>>> - swap disks > >>>>> - maybe even more! :) > >>>>> > >>>>> Performance numbers can be found at: > >>>>> http://code.google.com/p/compcache/wiki/zramperf > >>>>> > >>>> > >>>> Any reviews/comments, please? > >>> > >>> We are all busy with the .35-rc1 merge work at the moment, sorry. > >>> > >> > >> Can you please apply these patches to linux-next? > > > > Yes, I'm working on it, I should get to it by the end of this week. > > > >> or maybe for .35-rc3/rc4 too? > > > > No, this is not a bugfix, why would it be acceptable for the .35 kernel > > release? > > > > Since its a staging driver, I thought any kind of changes can be pulled in > mainline too. Maybe I still don't understand how -staging works :) staging works like any other part of the kernel tree when it comes to merges with Linus, new stuff only goes in for the -rc1 release, bugfixes only afterward. thanks, greg k-h -- 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/