linux-kernel - Re: [patch] aio: add per task aio wait event condition

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Message-ID: <x49hcu5y2jj.fsf@segfault.boston.devel.redhat.com>
Date:	Thu, 01 Feb 2007 16:46:08 -0500
From:	Jeff Moyer <jmoyer@...hat.com>
To:	Zach Brown <zach.brown@...cle.com>
Cc:	"Chen, Kenneth W" <kenneth.w.chen@...el.com>,
	"'Andrew Morton'" <akpm@...l.org>, <linux-aio@...ck.org>,
	<linux-kernel@...r.kernel.org>,
	"'Benjamin LaHaise'" <bcrl@...ck.org>, <suparna@...ibm.com>
Subject: Re: [patch] aio: add per task aio wait event condition

==> On Wed, 3 Jan 2007 10:50:06 -0800, Zach Brown <zach.brown@...cle.com> said:

Zach> The controversial part here happens when min_nr is larger than the
Zach> ring size.  In that case I think we should consider min_nr to be
Zach> equal to the ring size.  We'll return fewer events than userspace
Zach> asked for, but it'll still be a big batch.

That sounds like a programming error, don't you think?  Maybe
returning EINVAL is the right approach?

-Jeff
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