Amazing how something simple gets lots of comments and versions :-)
> ...
> + * This has to be a macro since HASH_BITS() will not work on pointers since
> + * it calculates the size during preprocessing.
> + */
> +#define hash_empty(hashtable)
> \
> +({
> \
> + int __i;
> \
> + bool __ret = true;
> \
> +
> \
> + for (__i = 0; __i < HASH_SIZE(hashtable); __i++)
> \
> + if (!hlist_empty(&hashtable[__i]))
> \
> + __ret = false;
> \
> +
> \
> + __ret;
> \
> +})
Actually you could have a #define that calls a function
passing in the address and size.
Also, should the loop have a 'break' in it?
David
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
