Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755976Ab3GKTwc (ORCPT ); Thu, 11 Jul 2013 15:52:32 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:28650 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752331Ab3GKTwb (ORCPT ); Thu, 11 Jul 2013 15:52:31 -0400 X-Authority-Analysis: v=2.0 cv=KtrPKBqN c=1 sm=0 a=Sro2XwOs0tJUSHxCKfOySw==:17 a=Drc5e87SC40A:10 a=nbHVgzOhg_YA:10 a=5SG0PmZfjMsA:10 a=IkcTkHD0fZMA:10 a=meVymXHHAAAA:8 a=KGjhK52YXX0A:10 a=QEdfzldPcAgA:10 a=vzBVADr1y56fVXvKGAwA:9 a=QEXdDO2ut3YA:10 a=e7U0Ab5NiPAA:10 a=1SMnlZjMYawA:10 a=Sro2XwOs0tJUSHxCKfOySw==:117 X-Cloudmark-Score: 0 X-Authenticated-User: X-Originating-IP: 67.255.60.225 Message-ID: <1373572348.17876.59.camel@gandalf.local.home> Subject: Re: [RFC] [PATCH 1/2 v2] x86: introduce int3-based instruction patching From: Steven Rostedt To: Jiri Kosina Cc: Masami Hiramatsu , "H. Peter Anvin" , Borislav Petkov , linux-kernel@vger.kernel.org, Jason Baron Date: Thu, 11 Jul 2013 15:52:28 -0400 In-Reply-To: References: <1373558223.17876.22.camel@gandalf.local.home> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.4.4-3 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 589 Lines: 16 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/