Re: Asynchronous CDROM Events in Userland

From: hugang (gang_hu@soul.com.cn)
Date: Mon Feb 04 2002 - 09:05:03 EST

Now it can work!
On Mon, 4 Feb 2002 08:57:12 +0100
Jens Axboe <axboe@suse.de> wrote:

> On Mon, Feb 04 2002, Erik Andersen wrote:
> > Jens Axboe and I wrote a little test app a year or two ago to check
> > for whether drives supported asynchronous mode. We found it to be
> > unsupported on 100% of the drives we tested (and we tested quite a
> > few)...
>
> Yep, _no_ drives to date support queued event notification. However, a
> polled approach is really not too bad -- it simply means that we'll push
> it to user space instead. I've written a small utility for reference.
>
> --
> Jens Axboe
>
> 

-- 
thanks with regards!
hugang.ºú¸Õ.

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