linux-kernel - [PATCH lkmm] docs/memory-barriers.txt: Remove left-over references to "CACHE COHERENCY"

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Date: Tue, 2 Jul 2024 20:42:44 +0900
From: Akira Yokosawa <akiyks@...il.com>
To: "Paul E. McKenney" <paulmck@...nel.org>, Will Deacon <will@...nel.org>
Cc: Alan Stern <stern@...land.harvard.edu>,
 Andrea Parri <parri.andrea@...il.com>, Peter Zijlstra
 <peterz@...radead.org>, Boqun Feng <boqun.feng@...il.com>,
 Nicholas Piggin <npiggin@...il.com>, David Howells <dhowells@...hat.com>,
 Jade Alglave <j.alglave@....ac.uk>, Luc Maranget <luc.maranget@...ia.fr>,
 Daniel Lustig <dlustig@...dia.com>, Joel Fernandes <joel@...lfernandes.org>,
 linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
 Akira Yokosawa <akiyks@...il.com>
Subject: [PATCH lkmm] docs/memory-barriers.txt: Remove left-over references to
 "CACHE COHERENCY"

Commit 8ca924aeb4f2 ("Documentation/barriers: Remove references to
[smp_]read_barrier_depends()") removed the entire section of "CACHE
COHERENCY", without getting rid of its traces.

Remove them.

Signed-off-by: Akira Yokosawa <akiyks@...il.com>
Cc: Will Deacon <will@...nel.org>
---
 Documentation/memory-barriers.txt | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barriers.txt
index 4202174a6262..93d58d9a428b 100644
--- a/Documentation/memory-barriers.txt
+++ b/Documentation/memory-barriers.txt
@@ -88,7 +88,6 @@ CONTENTS

  (*) The effects of the cpu cache.

-     - Cache coherency.
      - Cache coherency vs DMA.
      - Cache coherency vs MMIO.

@@ -677,8 +676,6 @@ include/linux/rcupdate.h.  This permits the current target of an RCU'd
 pointer to be replaced with a new modified target, without the replacement
 target appearing to be incompletely initialised.

-See also the subsection on "Cache Coherency" for a more thorough example.
-

 CONTROL DEPENDENCIES
 --------------------

base-commit: 7579cedf8efed9a05b2537f4c276571e4753a907
-- 
2.34.1