Re: [PATCH 11/21] nbd: limit blk_queue

From: Jens Axboe
Date: Wed Sep 06 2006 - 13:38:51 EST


On Wed, Sep 06 2006, Erik Mouw wrote:
> On Wed, Sep 06, 2006 at 03:16:41PM +0200, Peter Zijlstra wrote:
> > - disk->queue = blk_init_queue(do_nbd_request, &nbd_lock);
> > + disk->queue = blk_init_queue_node_elv(do_nbd_request,
> > + &nbd_lock, -1, "noop");
>
> So what happens if the noop scheduler isn't compiled into the kernel?

You can't de-select noop, so that cannot happen. But the point is valid
for other choices of io schedulers, which is another reason why this
_elv api addition is a bad idea.

--
Jens Axboe

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