From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Kay Sievers <kay.sievers@vrfy.org>
Cc: David Zeuthen <david@fubar.dk>,
linux-kernel@vger.kernel.org, axboe@kernel.dk,
linux-hotplug@vger.kernel.org
Subject: Re: [PATCH] [RFC] Add support for uevents on block device idle
Date: Wed, 18 Nov 2009 20:07:12 +0000 [thread overview]
Message-ID: <20091118200712.GA14026@srcf.ucam.org> (raw)
In-Reply-To: <ac3eb2510911181203r1be5c3dajdacec94f196d550c@mail.gmail.com>
On Wed, Nov 18, 2009 at 09:03:21PM +0100, Kay Sievers wrote:
> Sure, but what's wrong with reading that file every 50 seconds? Almost
> all boxes poll for media changes of optical drives and usb card
> readers anyway, so it's not that we are not doing stuff like this
> already.
We poll for media because there's no event-based way of avoiding it - in
this case there is.
--
Matthew Garrett | mjg59@srcf.ucam.org
WARNING: multiple messages have this Message-ID (diff)
From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Kay Sievers <kay.sievers@vrfy.org>
Cc: David Zeuthen <david@fubar.dk>,
linux-kernel@vger.kernel.org, axboe@kernel.dk,
linux-hotplug@vger.kernel.org
Subject: Re: [PATCH] [RFC] Add support for uevents on block device idle changes
Date: Wed, 18 Nov 2009 20:07:12 +0000 [thread overview]
Message-ID: <20091118200712.GA14026@srcf.ucam.org> (raw)
In-Reply-To: <ac3eb2510911181203r1be5c3dajdacec94f196d550c@mail.gmail.com>
On Wed, Nov 18, 2009 at 09:03:21PM +0100, Kay Sievers wrote:
> Sure, but what's wrong with reading that file every 50 seconds? Almost
> all boxes poll for media changes of optical drives and usb card
> readers anyway, so it's not that we are not doing stuff like this
> already.
We poll for media because there's no event-based way of avoiding it - in
this case there is.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2009-11-18 20:07 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-17 14:37 [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-17 14:37 ` Matthew Garrett
2009-11-17 15:55 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-17 15:55 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-17 16:09 ` [PATCH] [RFC] Add support for uevents on block device idle David Zeuthen
2009-11-17 16:09 ` [PATCH] [RFC] Add support for uevents on block device idle changes David Zeuthen
2009-11-17 18:57 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-17 18:57 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-18 19:30 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-18 19:30 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-18 19:40 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-18 19:40 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-18 19:47 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-18 19:47 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-18 19:53 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-18 19:53 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-18 20:03 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-18 20:03 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-18 20:07 ` Matthew Garrett [this message]
2009-11-18 20:07 ` Matthew Garrett
2009-11-18 21:06 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-18 21:06 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-18 21:29 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-18 21:29 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-18 21:35 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-18 21:35 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-18 21:39 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-18 21:39 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-18 21:45 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-18 21:45 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-18 21:33 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-18 21:33 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-18 21:40 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-18 21:40 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-19 11:09 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-19 11:09 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-19 13:01 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-19 13:01 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-19 13:29 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-19 13:29 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-19 14:16 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-19 14:16 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-19 14:25 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-19 14:25 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-19 14:30 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-19 14:30 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-19 14:34 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-19 14:34 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-19 14:48 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-19 14:48 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-19 15:00 ` [PATCH] [RFC] Add support for uevents on block device idle Kay Sievers
2009-11-19 15:00 ` [PATCH] [RFC] Add support for uevents on block device idle changes Kay Sievers
2009-11-20 20:29 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-20 20:29 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-22 23:37 ` [PATCH] [RFC] Add support for uevents on block device idle Pavel Machek
2009-11-22 23:37 ` [PATCH] [RFC] Add support for uevents on block device idle changes Pavel Machek
2009-11-23 14:12 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-23 14:12 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-23 14:17 ` [PATCH] [RFC] Add support for uevents on block device idle Jens Axboe
2009-11-23 14:17 ` [PATCH] [RFC] Add support for uevents on block device idle changes Jens Axboe
2009-11-23 14:25 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-23 14:25 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-23 14:31 ` [PATCH] [RFC] Add support for uevents on block device idle Jens Axboe
2009-11-23 14:31 ` [PATCH] [RFC] Add support for uevents on block device idle changes Jens Axboe
2009-11-23 14:42 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-23 14:42 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-11-23 19:50 ` [PATCH] [RFC] Add support for uevents on block device idle Jens Axboe
2009-11-23 19:50 ` [PATCH] [RFC] Add support for uevents on block device idle changes Jens Axboe
2009-11-23 19:54 ` [PATCH] [RFC] Add support for uevents on block device idle Matthew Garrett
2009-11-23 19:54 ` [PATCH] [RFC] Add support for uevents on block device idle changes Matthew Garrett
2009-12-11 21:20 ` [RFC] Add support for events " Matthew Garrett
2009-11-18 22:10 ` [PATCH] [RFC] Add support for uevents " Bartlomiej Zolnierkiewicz
2009-11-18 22:10 ` Bartlomiej Zolnierkiewicz
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