On Thu, Sep 12, 2013 at 08:48:33PM +0100, Hedi Berriche wrote: > On Thu, Sep 12, 2013 at 19:59 Mike Travis wrote: > | On 9/12/2013 10:27 AM, Paul E. McKenney wrote: > | > | > But what is it that you are looking for? If you want to silence it > | > completely, the rcu_cpu_stall_suppress boot/sysfs parameter is what > | > you want to use. > | > | We have by default rcutree.rcu_cpu_stall_suppress=1 on the kernel > | cmdline. I'll double check if it was set during my testing. > > FWIW, for recent enough kernels the correct boot parameter is > rcupdate.rcu_cpu_stall_suppress. > > It used to be rcutree.rcu_cpu_stall_suppress, but that has changed after > commit 6bfc09e.
Good point, Hedi! That change happened when rcutiny gained RCU CPU stall warning capability. Thanx, Paul -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/