Re: [Kiobuf-io-devel] RFC: Kernel mechanism: Compound event wait

From: Andre Hedrick (andre@linux-ide.org)
Date: Tue Feb 06 2001 - 17:26:32 EST


On Tue, 6 Feb 2001, Linus Torvalds wrote:

>
>
> On Tue, 6 Feb 2001, Manfred Spraul wrote:
> > >
> > > The aio functions should NOT use READA/WRITEA. They should just use the
> > > normal operations, waiting for requests.
> >
> > But then you end with lots of threads blocking in get_request()
>
> So?
>
> What the HELL do you expect to happen if somebody writes faster than the
> disk can take?
>
> You don't lik ebusy-waiting. Fair enough.
>
> So maybe blocking on a wait-queue is the right thing? Just MAYBE?

Did I miss a portion of the thread?
Is the block layer ignoring the status of a device?

--Andre

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