linux-kernel - [tip:locking/core] locking/barriers, arch: Remove ambiguous statement in the smp_store

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Date:	Fri, 4 Dec 2015 04:01:56 -0800
From:	tip-bot for Davidlohr Bueso <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	corbet@....net, tglx@...utronix.de, linux-kernel@...r.kernel.org,
	hpa@...or.com, linux-arch@...r.kernel.org,
	paulmck@...ux.vnet.ibm.com, torvalds@...ux-foundation.org,
	mingo@...nel.org, dave@...olabs.net, peterz@...radead.org,
	akpm@...ux-foundation.org
Subject: [tip:locking/core] locking/barriers, arch:
  Remove ambiguous statement in the smp_store_mb() documentation

Commit-ID:  2d142e599bf73ab70a3457e6947f86935245415e
Gitweb:     http://git.kernel.org/tip/2d142e599bf73ab70a3457e6947f86935245415e
Author:     Davidlohr Bueso <dave@...olabs.net>
AuthorDate: Tue, 27 Oct 2015 12:53:51 -0700
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Fri, 4 Dec 2015 11:39:51 +0100

locking/barriers, arch: Remove ambiguous statement in the smp_store_mb() documentation

It serves no purpose but to confuse readers, and is most
likely a left over from constant memory-barriers.txt
updates. I.e.:

  http://lists.openwall.net/linux-kernel/2006/07/15/27

Signed-off-by: Davidlohr Bueso <dave@...olabs.net>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Cc: <linux-arch@...r.kernel.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Jonathan Corbet <corbet@....net>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Link: http://lkml.kernel.org/r/1445975631-17047-5-git-send-email-dave@stgolabs.net
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 Documentation/memory-barriers.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barriers.txt
index aef9487..c85054d 100644
--- a/Documentation/memory-barriers.txt
+++ b/Documentation/memory-barriers.txt
@@ -1673,8 +1673,8 @@ There are some more advanced barrier functions:
  (*) smp_store_mb(var, value)
 
      This assigns the value to the variable and then inserts a full memory
-     barrier after it, depending on the function.  It isn't guaranteed to
-     insert anything more than a compiler barrier in a UP compilation.
+     barrier after it.  It isn't guaranteed to insert anything more than a
+     compiler barrier in a UP compilation.
 
 
  (*) smp_mb__before_atomic();
--
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