Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754817Ab0LPQzo (ORCPT ); Thu, 16 Dec 2010 11:55:44 -0500 Received: from mx1.fusionio.com ([64.244.102.30]:53099 "EHLO mx1.fusionio.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754375Ab0LPQzj (ORCPT ); Thu, 16 Dec 2010 11:55:39 -0500 X-ASG-Debug-ID: 1292518537-2c9d3a550001-xx1T2L X-Barracuda-Envelope-From: JAxboe@fusionio.com Message-ID: <4D0A447E.8050802@fusionio.com> Date: Thu, 16 Dec 2010 17:55:26 +0100 From: Jens Axboe MIME-Version: 1.0 To: Kay Sievers CC: Tejun Heo , , , , , , Subject: Re: [PATCHSET] block/SCSI: implement in-kernel disk event handling, take#2 References: <1291838262-21274-1-git-send-email-tj@kernel.org> <4D0A3EE1.4050404@kernel.org> <4D0A400F.5090608@kernel.dk> <4D0A4196.8040209@kernel.dk> X-ASG-Orig-Subj: Re: [PATCHSET] block/SCSI: implement in-kernel disk event handling, take#2 In-Reply-To: <4D0A4196.8040209@kernel.dk> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Barracuda-Connect: mail1.int.fusionio.com[10.101.1.21] X-Barracuda-Start-Time: 1292518537 X-Barracuda-URL: http://10.101.1.180:8000/cgi-mod/mark.cgi X-Barracuda-Bayes: INNOCENT GLOBAL 0.5000 1.0000 0.0000 X-Barracuda-Spam-Score: 0.00 X-Barracuda-Spam-Status: No, SCORE=0.00 using global scores of TAG_LEVEL=1000.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=9.0 tests= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.2.49610 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1637 Lines: 42 On 2010-12-16 17:43, Jens Axboe wrote: > On 2010-12-16 17:41, Kay Sievers wrote: >> On Thu, Dec 16, 2010 at 17:36, Jens Axboe wrote: >>> On 2010-12-16 17:31, Tejun Heo wrote: >>>> On 12/08/2010 08:57 PM, Tejun Heo wrote: >>>>> This is the second take of in-kernel-disk-event patchset which >>>>> implements in-kernel disk event handling framework and adds support >>>>> for it to sr and sd. This is largely to move media presence polling >>>>> into kernel as userspace implementation turned out to be quite >>>>> problematic over the years. >>>> >>>> Kay, Jens, James, how does this look to you guys? >>> >>> I like the concept, this is probably what we should have done all along. >>> The user space method has been tried and failed. So I was mostly laying >>> it low waiting for feedback before integrating this. >> >> Yeah, it's nice stuff. Userspace works, but can not be made entirely >> safe. We have (rare) bugs we just can not fix otherwise than disabling >> polling. >> >>> Kay? >> >> I want it! :) >> >> If you merge it, let me know when you have a tree ready, so I can test >> the most recent version again. > > OK good, looks like we all agree... I'll queue it up in for-2.6.38 > branch and update for-next to have all that stuff. Done. It's in for-2.6.38/event-handling, and for-next is update to have the pending stuff for 2.6.38 in total. -- Jens Axboe -- 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/