[PATCH tip/core/rcu 0/9] Documentation updates for 4.12

[Paul E. McKenney]

Hello!

This series provides documentation updates:

1.	Synchronous RCU grace periods are now legal throughout boot.

2.	Add mid-boot operation to expedited grace periods.

3.	Update stallwarn.txt to make causes more prominent.

4.	Update RCU data-structure documentation for rcu_segcblist.
	(Corresponding code changes are in the SRCU series.)

5.	Update requirements based on recent changes.

6.	doc: Update rcu_assign_pointer() definition in whatisRCU.txt.

7.	Update the comparisons rule in rcu_dereference.txt, courtesy
	of Michalis Kokologiannakis.

8.	Emphasize that "toy" RCU requires recursive rwlock.

9.	Update control-dependencies section of memory-barriers.txt,
	courtesy of pierre Kuo.

							Thanx, Paul

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

 RCU/Design/Data-Structures/Data-Structures.html                 |  207 ++++++----
 RCU/Design/Data-Structures/nxtlist.svg                          |   34 -
 RCU/Design/Expedited-Grace-Periods/Expedited-Grace-Periods.html |   47 ++
 RCU/Design/Requirements/Requirements.html                       |  201 ++++++---
 RCU/rcu_dereference.txt                                         |    9 
 RCU/stallwarn.txt                                               |  190 ++++-----
 RCU/whatisRCU.txt                                               |   33 -
 memory-barriers.txt                                             |    2 
 8 files changed, 469 insertions(+), 254 deletions(-)