| Date | Fri, 29 Jun 2012 09:38:04 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH 04/23] perf, x86: Add copy_from_user_nmi_nochk for best effort copy |
| |
On Wed, Jun 27, 2012 at 05:19:06PM +0200, Frederic Weisbecker wrote: > 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? >
ok
> > > > 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>
|