linux-kernel - Re: [PATCH -tip v2 3/3] [BUGFIX] kprobes: Prohibit probing on func_ptr_is_kernel

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Message-ID: <20131106072109.28fcb8ca@gandalf.local.home>
Date:	Wed, 6 Nov 2013 07:21:09 -0500
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	x86@...nel.org, lkml <linux-kernel@...r.kernel.org>,
	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Borislav Petkov <bp@...e.de>
Subject: Re: [PATCH -tip v2 3/3] [BUGFIX] kprobes: Prohibit probing on
 func_ptr_is_kernel_text

On Wed, 6 Nov 2013 07:07:37 +0100
Ingo Molnar <mingo@...nel.org> wrote:


> So until compilers get smarter (or there's some compiler trick I haven't 
> noticed) lets stay with the separate section - it's not the end of the 
> world, the (effective) 'noinline' aspect of noprobes changes code 
> generation anyway.
> 

It's fine now. I just wanted everyone to be ware if this annotation
starts to get used a bit more, that it can cause unwanted side effects.

-- Steve
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