[PATCH] remove set_wmb - doc update
This patch removes the reference to set_wmb from memory-barriers.txt
since it shouldn't be used.
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barriers.txt
index 28d1bc3..46b9b38 100644
--- a/Documentation/memory-barriers.txt
+++ b/Documentation/memory-barriers.txt
@@ -1015,10 +1015,9 @@
There are some more advanced barrier functions:
(*) set_mb(var, value)
- (*) set_wmb(var, value)
- These assign the value to the variable and then insert at least a write
- barrier after it, depending on the function. They aren't guaranteed to
+ This assigns the value to the variable and then inserts at least a write
+ barrier after it, depending on the function. It isn't guaranteed to
insert anything more than a compiler barrier in a UP compilation.