From bc72d962d6a0ba8d9d5314d04fd1775261a9ec79 Mon Sep 17 00:00:00 2001
From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Date: Sat, 26 Oct 2013 04:43:36 -0700
Subject: [PATCH] rcu: Improve SRCU's grace-period comments

This commit documents the memory-barrier guarantees provided by
synchronize_srcu() and call_srcu().

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
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