On 2015-05-14 21:58, Sebastian Andrzej Siewior wrote: > * Jan Kiszka | 2015-04-23 09:35:59 [+0200]: > >> Instead of turning all irq_work requests into lazy ones on -rt, just >> move their execution from hard into soft-irq context. >> >> This resolves deadlocks of ftrace which will queue work from arbitrary >> contexts, including those that have locks held that are needed for >> raising a soft-irq. >> >> Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx> > Applied The thread went on, and Mike suggested an alternative implementation [1] that works fine and is even cleaner. Let's pick his. Jan [1] http://thread.gmane.org/gmane.linux.kernel/1937960
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