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    SubjectRe: Thread flags modified without set_thread_flag() (non atomically)
    On Thu, 1 Mar 2007 01:45:23 -0800
    Andrew Morton <akpm@linux-foundation.org> wrote:

    > If there's a lesson here, it is "don't provide #defines in the header for
    > both versions".

    Yes, that's true. It looks like all the other arches do the same thing
    with the _TIF flags, however, so just ripping it out probably won't
    work. Maybe I'll give it a try just to see how much trouble it is.

    > > I don't think either of those need to be atomic though, since both of
    > > them happen in monitor mode with interrupts disabled.
    >
    > That's true until you implement SMP ;)

    True. I'm not sure what it can race against though...perhaps something
    in kernel/signal.c?

    Haavard
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