| Date | Wed, 27 Jun 2012 17:19:06 +0200 | From | Frederic Weisbecker <> | Subject | Re: [PATCH 04/23] perf, x86: Add copy_from_user_nmi_nochk for best effort copy |
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On Tue, Jun 19, 2012 at 05:47:55PM +0200, Jiri Olsa wrote: > Adding copy_from_user_nmi_nochk that provides the best effort > copy regardless the size crossing the task boundary at the moment.
The changelog needs more info about this. Why are we removing this check?
> > This is going to be useful for stack dump we need in post > DWARF CFI based unwind. > > Signed-off-by: Jiri Olsa <jolsa@redhat.com>
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