On Mon, Nov 14, 2016 at 08:56:48AM -0800, Paul E. McKenney wrote: > Hello! > > This series contains miscellaneous fixes to RCU: > > 1. Tighten up __call_rcu's alignment check for the rcu_head structure > now that no arch does two-byte alignment of pointers. > > 2. Remove obsolete comment about when rcu_check_callbacks() was invoked. > > 3. Remove obsolete comment about which function opportunistically > notes grace periods beginnings and endings. > > 4. Update the RCU_TRACE Kconfig option's help text to note that > it enables event tracing in addition to debugfs, courtesy of > Nikolay Borisov. > > 5. Add event tracing for long read-side delays in rcutorture > in order to better debug too-short grace periods. > > 6. Make expedited grace periods recheck dyntick-idle state to avoid > sending needless IPIs. > > 7. Don't kick CPUs unless there is grace-period activity currently > in progress.
I replied to patches 5 and 6 with comments. For 1-4 and 7: Reviewed-by: Josh Triplett <j...@joshtriplett.org>
