On 2015-12-14 11:07:09 [-0800], Philipp Schrader wrote: > With PREEMPT_RT and most of the lockdep-related options enabled I > encountered this splat when booting our DRA7 evaluation module: > > [ 0.055073] > [ 0.055076] =============================== > [ 0.055079] [ INFO: suspicious RCU usage. ] > [ 0.055084] 4.1.6+ #2 Not tainted > [ 0.055086] ------------------------------- > [ 0.055090] include/trace/events/hist.h:31 suspicious > rcu_dereference_check() usage! … > As per Steve Rotstedt's suggestion I changed the trace_* calls to > trace_*_rcuidle calls. He pointed out that the trace points were getting > triggered when rcu wasn't watching. > > Signed-off-by: Philipp Schrader <[email protected]> > Acked-by: Paul E. McKenney <[email protected]>
I'm taking this for -RT. Is my assumption correct, that this goes into the v4.5 merge window once everybody is back from holidays? Sebastian -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
