linux-kernel - Re: [PATCH 0/3] x86: Fix pt

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Message-ID: <4992DD8E.2080809@kernel.org>
Date:	Wed, 11 Feb 2009 23:15:42 +0900
From:	Tejun Heo <tj@...nel.org>
To:	Ingo Molnar <mingo@...e.hu>
CC:	Brian Gerst <brgerst@...il.com>, linux-kernel@...r.kernel.org,
	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH 0/3] x86: Fix pt_regs passed by value

Ingo Molnar wrote:
> * Brian Gerst <brgerst@...il.com> wrote:
> 
>> Several syscalls and one trap handler currently rely on the pt_regs
>> struct being passed in by value.  This causes problems with stack
>> protector, and can also cause problems with corruption due to tail-call
>> optimization.  Change them to use a pointer to the pt_regs struct
>> instead.
> 
> looks good! Applied them to tip:core/percpu, thanks Brian.
> 
> Tejun, i have added your Acked-by lines. (let me know if that's
> incorrect). The review feedback you gave is correct and can/should
> be addressed in separate patches.

Yeah, sure.  I like the direction.  Brian, are you interested in
pursuing further changes?

Thanks.

-- 
tejun
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