[PATCH tip/core/rcu 0/4] Josh and Ingo review feedback and Bloatwatch RCU

["Paul E. McKenney" <paulmck@linux.vnet.ibm.com>]

This patch set applies two sets of review feedback from Josh Triplett
and checkpatch feedback from Ingo Molnar.  It also contains a forward-port
of Bloatwatch RCU, courtesy of David Howells.

This series is a respin of http://lkml.org/lkml/2009/9/22/554, including
improved changelogs and Peter Zijlstra's Acked-by for the first two
patches in the series.

 b/include/linux/hardirq.h  |   24 ++++
 b/include/linux/rcupdate.h |    4 
 b/include/linux/rcutiny.h  |  103 ++++++++++++++++++
 b/include/linux/rcutree.h  |    1 
 b/init/Kconfig             |    9 +
 b/init/main.c              |    1 
 b/kernel/Makefile          |    1 
 b/kernel/rcupdate.c        |    3 
 b/kernel/rcutiny.c         |  246 ++++++++++++++++++++++++++++++++++++++++++++-
 b/kernel/rcutorture.c      |    4 
 b/kernel/rcutree.c         |   29 +++--
 b/kernel/rcutree.h         |    6 -
 b/kernel/rcutree_plugin.h  |   51 ++++-----
 b/kernel/rcutree_trace.c   |   13 +-
 include/linux/rcupdate.h   |    6 +
 include/linux/rcutree.h    |   12 +-
 kernel/rcupdate.c          |    4 
 kernel/rcutree.c           |   95 ++++++-----------
 kernel/rcutree.h           |   57 ++++++++--
 kernel/rcutree_plugin.h    |   24 +++-
 20 files changed, 557 insertions(+), 136 deletions(-)