linux-kernel - Re: FInal kprobes rollup patches

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Message-ID: <20071215131204.GE9720@elte.hu>
Date:	Sat, 15 Dec 2007 14:12:04 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Harvey Harrison <harvey.harrison@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Prasanna S Panchamukhi <prasanna@...ibm.com>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Masami Hiramatsu <hiramatu@....hitachi.co.jp>,
	Rusty Lynch <rusty.lynch@...el.com>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Keshavamurthy Anil S <anil.s.keshavamurthy@...el.com>
Subject: Re: FInal kprobes rollup patches


* Harvey Harrison <harvey.harrison@...il.com> wrote:

> If you compare this memcpy from arch_prepare_kprobe in 32/64 bit I'm 
> almost sure the X86_32 version should be
> 
> ... + sizeof(kprobe_opcode_t)
> 
> not
> 
> ... * sizeof(kprobe_opcode_t)

good point. I've Cc:-ed the top authors of kprobes.c. Could anyone 
confirm (or deny) that Harvey found a real kprobes bug here?

	Ingo
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