>From 898051fee51913f5b9bd01cab98beb8944ec50b2 Mon Sep 17 00:00:00 2001
From: Akira Yokosawa <akiyks@xxxxxxxxx>
Date: Sun, 10 May 2020 13:43:34 +0900
Subject: [PATCH 2/3] Revert "Documentation: LKMM: Move MP+onceassign+derefonce to new litmus-tests/rcu/"
This reverts commit a5cca3485d9206a9dbbc6f47d2a537e69b53cd82.
MP+onceassign+derefonce.litmus is called out from
tools/memory-model/Documentation/recipes.txt.
It should be in the same directory as the other representative tests
to help readers inspect it.
Signed-off-by: Akira Yokosawa <akiyks@xxxxxxxxx>
---
Documentation/litmus-tests/README | 3 ---
.../memory-model/litmus-tests}/MP+onceassign+derefonce.litmus | 0
tools/memory-model/litmus-tests/README | 3 +++
3 files changed, 3 insertions(+), 3 deletions(-)
rename {Documentation/litmus-tests/rcu => tools/memory-model/litmus-tests}/MP+onceassign+derefonce.litmus (100%)
diff --git a/Documentation/litmus-tests/README b/Documentation/litmus-tests/README
index 79d187f75679..c4307ea9f996 100644
--- a/Documentation/litmus-tests/README
+++ b/Documentation/litmus-tests/README
@@ -4,9 +4,6 @@ LITMUS TESTS
RCU (/rcu directory)
--------------------
-MP+onceassign+derefonce.litmus
- Demonstrates that rcu_assign_pointer() and rcu_dereference() to
- ensure that an RCU reader will not see pre-initialization garbage.
RCU+sync+read.litmus
RCU+sync+free.litmus
diff --git a/Documentation/litmus-tests/rcu/MP+onceassign+derefonce.litmus b/tools/memory-model/litmus-tests/MP+onceassign+derefonce.litmus
similarity index 100%
rename from Documentation/litmus-tests/rcu/MP+onceassign+derefonce.litmus
rename to tools/memory-model/litmus-tests/MP+onceassign+derefonce.litmus
diff --git a/tools/memory-model/litmus-tests/README b/tools/memory-model/litmus-tests/README
index 79e1b1ed4929..681f9067fa9e 100644
--- a/tools/memory-model/litmus-tests/README
+++ b/tools/memory-model/litmus-tests/README
@@ -63,6 +63,9 @@ LB+poonceonces.litmus
As above, but with store-release replaced with WRITE_ONCE()
and load-acquire replaced with READ_ONCE().
+MP+onceassign+derefonce.litmus
+ As below, but with rcu_assign_pointer() and an rcu_dereference().
+
MP+polockmbonce+poacquiresilsil.litmus
Protect the access with a lock and an smp_mb__after_spinlock()
in one process, and use an acquire load followed by a pair of
--
2.17.1
