From: Kay Sievers <kay.sievers@vrfy.org>
To: James Bottomley <James.Bottomley@hansenpartnership.com>
Cc: Jens Axboe <axboe@kernel.dk>, 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
Subject: Re: [PATCHSET] block/SCSI: implement in-kernel disk event handling, take#2
Date: Thu, 16 Dec 2010 17:44:59 +0100 [thread overview]
Message-ID: <AANLkTinYnb5Aby+d5h64+XmdEj5HT5YDP45GX7BTYArN@mail.gmail.com> (raw)
In-Reply-To: <1292517519.3024.19.camel@mulgrave.site>
On Thu, Dec 16, 2010 at 17:38, James Bottomley
<James.Bottomley@hansenpartnership.com> wrote:
> On Thu, 2010-12-16 at 17:36 +0100, 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.
>
> Me too pretty much ... event driven is nice, but it only really works if
> the userspace stuff will stop polling ...
David Zeuthen and I will take care of it, and leave the devices alone
when the kernel tells us it's not needed to poll from userspace.
Kay
--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2010-12-16 16:44 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 [this message]
2010-12-16 16:41 ` Kay Sievers
2010-12-16 16:43 ` Jens Axboe
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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=AANLkTinYnb5Aby+d5h64+XmdEj5HT5YDP45GX7BTYArN@mail.gmail.com \
--to=kay.sievers@vrfy.org \
--cc=James.Bottomley@hansenpartnership.com \
--cc=axboe@kernel.dk \
--cc=jack@suse.cz \
--cc=jeff@garzik.org \
--cc=linux-ide@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-scsi@vger.kernel.org \
--cc=tj@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).