Re: 'global' rq->clock

From: David Miller
Date: Sat May 03 2008 - 15:27:49 EST


From: Ingo Molnar <mingo@xxxxxxx>
Date: Sat, 3 May 2008 12:10:16 +0200

> ( although please note that the growing generalization that goes on
> _did_ find a subtle nohz problem on sparc64 early in the merge window,
> so it's not like these changes are totally useless to you. )

Note that this bug theoretically exists on every platform,
even x86, and only sparc64 is fixed at the moment by adding
the irq_{entry,exit}() guards around all of it's IPI handlers.

Just a reminder.
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