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