linux-kernel - Re: [patch] i386/x86_64: ACPI cpu_idle

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Message-ID: <20061117133128.GA15404@elte.hu>
Date:	Fri, 17 Nov 2006 14:31:28 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	linux-kernel@...r.kernel.org
Cc:	Andrew Morton <akpm@...l.org>,
	Wolfgang Erig <Wolfgang.Erig@...itsu-siemens.com>,
	Andreas Friedrich <andreas.friedrich@...itsu-siemens.com>,
	Adrian Bunk <bunk@...sta.de>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Linus Torvalds <torvalds@...l.org>
Subject: Re: [patch] i386/x86_64: ACPI cpu_idle_wait() fix


* Ingo Molnar <mingo@...e.hu> wrote:

> The scheduler on Andreas Friedrich's hyperthreading system stopped 
> working properly as of 2.6.18: the scheduler would never move tasks to 
> another CPU!

correction: the last known working kernel was 2.6.8. The bug predates 
our GIT history so it's older than 1.5 years.

	Ingo
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