From: Jens Axboe <axboe@kernel.dk>
To: Kay Sievers <kay.sievers@vrfy.org>
Cc: Tejun Heo <tj@kernel.org>,
jeff@garzik.org, linux-ide@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org,
jack@suse.cz, James.Bottomley@hansenpartnership.com
Subject: Re: [PATCHSET] block/SCSI: implement in-kernel disk event handling, take#2
Date: Thu, 16 Dec 2010 17:43:02 +0100 [thread overview]
Message-ID: <4D0A4196.8040209@kernel.dk> (raw)
In-Reply-To: <AANLkTi=d78R=1=7Ngm-CVLS9xTU-U0BojVi9fS5z5hr8@mail.gmail.com>
On 2010-12-16 17:41, Kay Sievers wrote:
> On Thu, Dec 16, 2010 at 17:36, Jens Axboe <axboe@kernel.dk> 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.
--
Jens Axboe
next prev parent reply other threads:[~2010-12-16 16:43 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-08 19:57 [PATCHSET] block/SCSI: implement in-kernel disk event handling, take#2 Tejun Heo
2010-12-08 19:57 ` [PATCH 1/8] block: kill genhd_media_change_notify() Tejun Heo
2010-12-08 19:57 ` [PATCH 2/8] block: move register_disk() and del_gendisk() to block/genhd.c Tejun Heo
2010-12-08 19:57 ` [PATCH 3/8] implement in-kernel gendisk events handling Tejun Heo
2010-12-08 19:57 ` [PATCH 4/8] cdrom: add ->check_events() support Tejun Heo
2010-12-08 19:57 ` [PATCH 5/8] scsi: fix TUR error handling in sr_media_change() Tejun Heo
2010-12-08 20:14 ` Rolf Eike Beer
2010-12-09 10:18 ` [PATCH UPDATED " Tejun Heo
2010-12-09 18:20 ` [PATCH " Sergei Shtylyov
2010-12-09 18:53 ` Tejun Heo
2010-12-08 19:57 ` [PATCH 6/8] scsi: replace sr_test_unit_ready() with scsi_test_unit_ready() Tejun Heo
2010-12-08 19:57 ` [PATCH 7/8] sr: implement sr_check_events() Tejun Heo
2011-01-30 1:26 ` Simon Arlott
2011-01-30 1:31 ` [PATCH] cdrom: support devices that have check_events but not media_changed Simon Arlott
2011-01-31 10:12 ` Tejun Heo
2011-01-31 18:26 ` [PATCH (v2)] " Simon Arlott
2011-01-31 11:22 ` [PATCH] " Sergei Shtylyov
2010-12-08 19:57 ` [PATCH 8/8] sd: implement sd_check_events() Tejun Heo
2010-12-16 16:31 ` [PATCHSET] block/SCSI: implement in-kernel disk event handling, take#2 Tejun Heo
2010-12-16 16:36 ` Jens Axboe
2010-12-16 16:38 ` James Bottomley
2010-12-16 16:44 ` Kay Sievers
2010-12-16 16:41 ` Kay Sievers
2010-12-16 16:43 ` Jens Axboe [this message]
2010-12-16 16:45 ` Tejun Heo
2010-12-16 17:00 ` Jens Axboe
2010-12-16 18:11 ` Tejun Heo
2010-12-16 16:55 ` Jens Axboe
2010-12-16 17:00 ` Christoph Hellwig
2010-12-16 18:04 ` Tejun Heo
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