[PATCH csd-lock] Decrease console output from CSD-lock timeouts

[Paul E. McKenney]

Hello!

This series contains a couple of patches that reduce the console output
produced by CSD-lock timeouts.

1.	Reduce logging due to dump_stack of CSD waiters, courtesy of
	Imran Khan.

2.	Reduce NMI traffic from CSD waiters to CSD destination, courtesy
	of Imran Khan.

						Thanx, Paul

------------------------------------------------------------------------

 b/kernel/smp.c |    3 ++-
 kernel/smp.c   |   10 +++++++++-
 2 files changed, 11 insertions(+), 2 deletions(-)