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[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>
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@ -1015,10 +1015,9 @@ CPU from reordering them.
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There are some more advanced barrier functions:
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(*) set_mb(var, value)
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(*) set_wmb(var, value)
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These assign the value to the variable and then insert at least a write
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barrier after it, depending on the function. They aren't guaranteed to
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This assigns the value to the variable and then inserts at least a write
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barrier after it, depending on the function. It isn't guaranteed to
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insert anything more than a compiler barrier in a UP compilation.
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