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    SubjectRe: [PATCH 3/3 v2] perf tool: give user better message if precise is not supported
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    On Fri, 2012-09-14 at 11:00 -0700, Arnaldo Carvalho de Melo wrote:
    > > Understood and there have been suggestions on how to definitely state
    > > what the kernel side did not like. I like Peter's last suggestion --
    > > something along the lines of clearing attr on a failure except the
    > > offending setting.
    >
    > I think ws need to use a new bit

    Quite so, for all the reasons you list. But you like the general idea? I
    wasn't sure I did, but it was the only thing I could come up with that
    would sort of do what we need it to.

    The fact that you destroy the user input is awkward, I don't think
    there's another syscall that behaves in this fashion.


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