From mboxrd@z Thu Jan  1 00:00:00 1970
From: Matthew Garrett <mjg59@srcf.ucam.org>
Date: Wed, 18 Nov 2009 20:07:12 +0000
Subject: Re: [PATCH] [RFC] Add support for uevents on block device idle
Message-Id: <20091118200712.GA14026@srcf.ucam.org>
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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

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