linux-kernel - Re: [tip:sched/urgent] sched, ptrace: fix UML and ptrace slowness

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Message-ID: <20090323171423.GA5185@elte.hu>
Date:	Mon, 23 Mar 2009 18:14:23 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	mingo@...hat.com, hpa@...or.com, linux-kernel@...r.kernel.org,
	mszeredi@...e.cz, miklos@...redi.hu, stable@...nel.org,
	tglx@...utronix.de, Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:sched/urgent] sched, ptrace: fix UML and ptrace slowness


* Miklos Szeredi <miklos@...redi.hu> wrote:

> Commit-ID:  84eef8ca758fa4a68c29f7d752376f6ca6872383
> Gitweb:     http://git.kernel.org/tip/84eef8ca758fa4a68c29f7d752376f6ca6872383
> Author:     Miklos Szeredi <miklos@...redi.hu>
> AuthorDate: Mon, 23 Mar 2009 16:07:24 +0100
> Committer:  Ingo Molnar <mingo@...e.hu>
> CommitDate: Mon, 23 Mar 2009 17:37:38 +0100
> 
> sched, ptrace: fix UML and ptrace slowness
> 
> This patch fixes bug #12208:
> 
>   Bug-Entry       : http://bugzilla.kernel.org/show_bug.cgi?id=12208
>   Subject         : uml is very slow on 2.6.28 host

Note, i zapped this commit as Linus took it in parallel so it's 
available upstream:

  53da1d9: fix ptrace slowness

	Ingo
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