Date: Fri, 4 Jul 2008 22:14:57 +0100
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Andi Kleen <andi@firstfloor.org>
Cc: Joe Peterson <joe@skyrush.com>, Elias Oltmanns <eo@nebensachen.de>,
       =?UTF-8?B?VMO2csO2aw==?= Edwin <edwintorok@gmail.com>,
       Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: Ctrl+C doesn't interrupt process waiting for I/O
Message-ID: <20080704221457.1f147225@lxorguk.ukuu.org.uk>
In-Reply-To: <871w29s5u2.fsf@basil.nowhere.org>
References: <48661488.10304@gmail.com>
	<87fxqurqpz.fsf@denkblock.local>
	<486E83C3.1040509@skyrush.com>
	<20080704212335.4ffc8230@lxorguk.ukuu.org.uk>
	<871w29s5u2.fsf@basil.nowhere.org>
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> Doesn't make sense to me. And yes I see this here regularly and it started
> at some point.

Lets have some profiles and TSC numbers then. I'm happy to believe some
specific combination of hardware/timing shows up a real problem but
looking at the tiny amount of code involved I can see no sane explanation
as to why at this point.

I'm not going to look further into it without real serious data from
people seeing it.
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