linux-kernel - Re: [PATCH] Revert "x86: optimize page faults like all other achitectures and kill notifier cruft"

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Message-Id: <20080109.054828.24151898.davem@davemloft.net>
Date:	Wed, 09 Jan 2008 05:48:28 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	jikos@...os.cz
Cc:	hch@....de, airlied@...ux.ie, akpm@...ux-foundation.org,
	torvalds@...ux-foundation.org, ak@...e.de, pq@....fi,
	jbeulich@...ell.com, mingo@...e.hu, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Revert "x86: optimize page faults like all other
 achitectures and kill notifier cruft"

From: Jiri Kosina <jikos@...os.cz>
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.
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