linux-kernel - Re: [PATCH] x86_64 add missing enter

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Message-Id: <200610161208.13628.ak@suse.de>
Date:	Mon, 16 Oct 2006 12:08:13 +0200
From:	Andi Kleen <ak@...e.de>
To:	eranian@....hp.com
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86_64 add missing enter_idle() calls

On Friday 06 October 2006 10:16, Stephane Eranian wrote:
> Hi,
> 
> Unless I am mistaken, I think we are missing some calls to enter_idle()
> in the x86_64 tree. The following patch adds a bunch of missing
> enter_idle() callbacks for some of the "direct" interrupt handlers.
> 
> changelog:
> 	- adds missing enter_idle() calls to most of the "direct" interrupt
> 	  handlers.

HLT returns after an interrupt and then does enter_idle()

At least that's the theory. Do you have any evidence it doesn't work?

-Andi
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