doc: Call out smp_mb__after_unlock_lock() transitivity
authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Mon, 13 Jul 2015 22:55:52 +0000 (15:55 -0700)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Wed, 15 Jul 2015 21:43:14 +0000 (14:43 -0700)
commit96d7744e0a5631a1b5fef2a97658150b165f02b6
tree659b750951bf907b949ce27758721a84cddb2437
parent9af194cefc3c40e75a59df4cbb06e1c1064bee7f
doc: Call out smp_mb__after_unlock_lock() transitivity

Although "full barrier" should be interpreted as providing transitivity,
it is worth eliminating any possible confusion.  This commit therefore
adds "(including transitivity)" to eliminate any possible confusion.

Reported-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Documentation/memory-barriers.txt