In the first example, the loads into 'x' and 'y' on CPU 2 doesn't
match the sequence of events described below it. To match the
sequence of events, the values of 'A' and 'B' should be loaded
into 'x' and 'y' respectively.
Signed-off-by: Srikanth Thokala <sriku.linux@xxxxxxxxx>
---
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 22a969c..2770bce 100644
--- a/Documentation/memory-barriers.txt
+++ b/Documentation/memory-barriers.txt
@@ -115,8 +115,8 @@ For example, consider the following sequence of events:
CPU 1 CPU 2
=============== ===============
{ A == 1; B == 2 }
- A = 3; x = B;
- B = 4; y = A;
+ A = 3; x = A;
+ B = 4; y = B;
The set of accesses as seen by the memory system in the middle can be arranged
in 24 different combinations:
--
1.9.1
--
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