Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753497AbYAINsi (ORCPT ); Wed, 9 Jan 2008 08:48:38 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751260AbYAINs3 (ORCPT ); Wed, 9 Jan 2008 08:48:29 -0500 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:59769 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1750756AbYAINs2 (ORCPT ); Wed, 9 Jan 2008 08:48:28 -0500 Date: Wed, 09 Jan 2008 05:48:28 -0800 (PST) Message-Id: <20080109.054828.24151898.davem@davemloft.net> To: jikos@jikos.cz Cc: hch@lst.de, airlied@linux.ie, akpm@linux-foundation.org, torvalds@linux-foundation.org, ak@suse.de, pq@iki.fi, jbeulich@novell.com, mingo@elte.hu, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Revert "x86: optimize page faults like all other achitectures and kill notifier cruft" From: David Miller In-Reply-To: References: <20080109071727.GA10695@lst.de> <20080108.232223.211829980.davem@davemloft.net> X-Mailer: Mew version 5.2 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 570 Lines: 18 From: Jiri Kosina Date: Wed, 9 Jan 2008 14:19:58 +0100 (CET) > On Tue, 8 Jan 2008, David Miller wrote: > > > You can set a kprobe on the x86 fault handler to do things like > > mmiotrace. > > Currently, on x86, you can not, because: > > fastcall void __kprobes do_page_fault( ... ); Read Ingo's reply. -- 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/