linux-kernel - Re: [RFC] [PATCH 1/2 v2] x86: introduce int3-based instruction patching

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Message-ID: <1373572348.17876.59.camel@gandalf.local.home>
Date:	Thu, 11 Jul 2013 15:52:28 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Jiri Kosina <jkosina@...e.cz>
Cc:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	"H. Peter Anvin" <hpa@...ux.intel.com>,
	Borislav Petkov <bpetkov@...e.de>,
	linux-kernel@...r.kernel.org, Jason Baron <jbaron@...mai.com>
Subject: Re: [RFC] [PATCH 1/2 v2] x86: introduce int3-based instruction
 patching

On Thu, 2013-07-11 at 21:43 +0200, Jiri Kosina wrote:

> OTOH we apparently don't need the one after the text_poke() below, as 
> syncing the cores just after patching the first byte afterwards provides 
> safe enough guard (at least according to hpa's words back in 2010 :) ).

Right, but I'm paranoid enough to keep it anyway ;-)

-- Steve


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