On Fri, Jun 21, 2013 at 12:15:53PM +0200, Sebastian Andrzej Siewior wrote:
> There is a report on RT about "BUG: scheduling while atomic" because the
> sleeping lock is taken in tracing context. This patch simply moves
> locking operation out of the tracing macro.

No. This enables the IRQ, as well as making a number of
very expensively serialised read, unconditionally.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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