Re: requests questios
Jens Axboe (axboe@suse.de)
Sat, 15 Apr 2000 18:18:50 +0200
On Sat, Apr 15 2000, Andrea Arcangeli wrote:
> >> Has the driver to do something new with it or the classical end_request
> >> will be enought?
> >
> >You can still get by with INIT_REQUEST and CURRENT, and end them with
> >end_request just like you used to. It is transparent for simple
> >block drivers.
>
> Only thing changed is that CURRENT will be always != 0. To check if the
> queue is empty and if CURRENT is pointing to a valid request you have now
> to use QUEUE_EMPTY.
... which INIT_REQUEST does for you.
--
* Jens Axboe <axboe@suse.de>
* Linux CD/DVD-ROM, SuSE Labs
* http://kernel.dk
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