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SubjectRe: [PATCH -rt][RESEND] spin lock imbalance in ibm emac
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On Mon, 2006-12-11 at 10:27 +0100, Ingo Molnar wrote:
> * Daniel Walker <dwalker@mvista.com> wrote:
>
> > Sent this a long time ago, still exists.
> >
> > Signed-Off-By: Daniel Walker <dwalker@mvista.com>
>
> hm, what does this do, and why isnt it upstream?


AFAIK, those locks are added in -rt . I'm not sure how they got in
there, but they fix that driver when running in a thread. The driver has
unsafe SMP locking, but the only system it runs on (PPC4xx) is
uniprocessor. So it's not broken upstream per se.

Dainel

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