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

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From: David Miller <davem@...>
To: <hch@...>
Cc: <airlied@...>, <akpm@...>, <torvalds@...>, <ak@...>, <pq@...>, <jbeulich@...>, <mingo@...>, <linux-kernel@...>
Subject: Re: [PATCH] Revert "x86: optimize page faults like all other achitectures and kill notifier cruft"
Date: Wednesday, January 9, 2008 - 3:22 am

From: Christoph Hellwig <hch@lst.de>
Date: Wed, 9 Jan 2008 08:17:27 +0100


I majorly NACK this as well, we don't want to bring this thing
back especially for specialized debugging hacks.

You can set a kprobe on the x86 fault handler to do things like
mmiotrace.
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Messages in current thread:
[PATCH] Revert "x86: optimize page faults like all other ach..., Dave Airlie, (Tue Jan 8, 10:34 pm)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Christoph Hellwig, (Wed Jan 9, 3:17 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., David Miller, (Wed Jan 9, 3:22 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Jiri Kosina, (Wed Jan 9, 9:19 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., David Miller, (Wed Jan 9, 9:48 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Andi Kleen, (Wed Jan 9, 10:23 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Andi Kleen, (Tue Jan 8, 10:37 pm)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Andrew Morton, (Tue Jan 8, 11:06 pm)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Dave Airlie, (Tue Jan 8, 11:17 pm)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Arjan van de Ven, (Wed Jan 9, 11:18 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Andi Kleen, (Wed Jan 9, 11:21 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Ingo Molnar, (Wed Jan 9, 11:26 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Andrew Morton, (Tue Jan 8, 11:29 pm)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Dave Airlie, (Tue Jan 8, 11:55 pm)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Christoph Hellwig, (Wed Jan 9, 3:19 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., David Miller, (Wed Jan 9, 3:23 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Ingo Molnar, (Wed Jan 9, 6:41 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Pekka Paalanen, (Wed Jan 9, 4:01 pm)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Andi Kleen, (Wed Jan 9, 4:08 pm)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Mathieu Desnoyers, (Wed Jan 9, 12:52 pm)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Andi Kleen, (Wed Jan 9, 3:07 pm)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Jan Beulich, (Wed Jan 9, 5:12 am)
Re: [PATCH] Revert "x86: optimize page faults like all other..., Andi Kleen, (Wed Jan 9, 12:17 am)