Messages in this thread |  | | | Date | Wed, 9 Jan 2008 08:17:27 +0100 | | From | Christoph Hellwig <> | | Subject | Re: [PATCH] Revert "x86: optimize page faults like all other achitectures and kill notifier cruft" | |
On Wed, Jan 09, 2008 at 02:34:46AM +0000, Dave Airlie wrote:
> [This an initial RFC but I'd like to have this patch in before 2.6.24 goes
> final as it really breaks this useful feature]
>
> mmiotrace the MMIO access tracer used to reverse engineer binary blobs
> used this notifier interface and is planned on being pushed upstream.
>
> Having users able to just use the tracer module without having to rebuild
> their kernel to add in a page fault handler hack means we get a lot
> greater coverage for reverse engineering efforts.
>
> Signed-off-by: David Airlie <airlied@linux.ie>
>
> This reverts commit 74a0b5762713a26496db72eac34fbbed46f20fce.
> Conflicts:
NACK. If you want to do it you'll need a much better reason and an
in-tree user. And if you want to redo it it should be available for
all platforms with a consistant API.
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