linux-kernel - [PATCH tip/core/rcu 1/3] doc: Fix statement of RCU's memory-ordering requirements

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Message-Id: <20210511224438.2892442-1-paulmck@kernel.org>
Date:   Tue, 11 May 2021 15:44:36 -0700
From:   "Paul E. McKenney" <paulmck@...nel.org>
To:     rcu@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, kernel-team@...com, mingo@...nel.org,
        jiangshanlai@...il.com, akpm@...ux-foundation.org,
        mathieu.desnoyers@...icios.com, josh@...htriplett.org,
        tglx@...utronix.de, peterz@...radead.org, rostedt@...dmis.org,
        dhowells@...hat.com, edumazet@...gle.com, fweisbec@...il.com,
        oleg@...hat.com, joel@...lfernandes.org,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Frederic Weisbecker <frederic@...nel.org>
Subject: [PATCH tip/core/rcu 1/3] doc: Fix statement of RCU's memory-ordering requirements

The sentence defining the relationship of accesses before a grace
period to read-side accesses following that same grace period was
missing a small word: "not".  This commit therefore adds it.

Reported-by: Frederic Weisbecker <frederic@...nel.org>
Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
 .../RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.rst     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.rst b/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.rst
index a648b423ba0e..3f6ce41ee0c5 100644
--- a/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.rst
+++ b/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.rst
@@ -21,7 +21,7 @@ Any code that happens after the end of a given RCU grace period is guaranteed
 to see the effects of all accesses prior to the beginning of that grace
 period that are within RCU read-side critical sections.
 Similarly, any code that happens before the beginning of a given RCU grace
-period is guaranteed to see the effects of all accesses following the end
+period is guaranteed to not see the effects of all accesses following the end
 of that grace period that are within RCU read-side critical sections.
 
 Note well that RCU-sched read-side critical sections include any region
-- 
2.31.1.189.g2e36527f23