summaryrefslogtreecommitdiff
path: root/Documentation/memory-barriers.txt
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/memory-barriers.txt')
-rw-r--r--Documentation/memory-barriers.txt5
1 files changed, 1 insertions, 4 deletions
diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barriers.txt
index 9f34364922c8..d1d1716f904b 100644
--- a/Documentation/memory-barriers.txt
+++ b/Documentation/memory-barriers.txt
@@ -1981,10 +1981,7 @@ for each construct. These operations all imply certain barriers:
ACQUIRE operation has completed.
Memory operations issued before the ACQUIRE may be completed after
- the ACQUIRE operation has completed. An smp_mb__before_spinlock(),
- combined with a following ACQUIRE, orders prior stores against
- subsequent loads and stores. Note that this is weaker than smp_mb()!
- The smp_mb__before_spinlock() primitive is free on many architectures.
+ the ACQUIRE operation has completed.
(2) RELEASE operation implication: