linux-kernel - Re: [PATCH] Replace completions with semaphores

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Date:	Wed, 16 Apr 2008 11:12:51 -0600
From:	Matthew Wilcox <matthew@....cx>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	Oliver Neukum <oliver@...kum.org>,
	Ingo Oeser <ioe-lkml@...eria.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andi Kleen <andi@...stfloor.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Bart Van Assche <bart.vanassche@...il.com>,
	Roland Dreier <rdreier@...co.com>, Ingo Molnar <mingo@...e.hu>,
	Daniel Walker <dwalker@...sta.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Replace completions with semaphores

On Wed, Apr 16, 2008 at 10:08:49AM -0700, Arjan van de Ven wrote:
> or we return a cookie, and define some sort of "cookie_is_error()" thing

I was considering that, but then we can't rely on __must_check to warn
whether people are actually checking the errno or just storing the
cookie somewhere.

-- 
Intel are signing my paycheques ... these opinions are still mine
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."
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