--- zzzz-none-000/linux-2.6.19.2/Documentation/memory-barriers.txt 2007-01-10 19:10:37.000000000 +0000 +++ davinci-8020-5505/linux-2.6.19.2/Documentation/memory-barriers.txt 2007-01-11 07:38:19.000000000 +0000 @@ -1016,7 +1016,7 @@ (*) set_mb(var, value) - This assigns the value to the variable and then inserts a full memory + 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.