On Fri, Jan 07, 2005 at 04:38:36PM -0500, linux-os wrote:
> >-#define read_unlock(lock) do { } while(0)
> >+#define read_unlock(lock) (void)(lock) /* Not "unused variable". */
>
> But don't all you need to do is:
>
> #define read_unlock(x)
Then tbl will still be unused - and compiler will emit warning.
Sam
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