On Wed, Jul 2, 2014 at 9:39 PM, Jason Low <[email protected]> wrote:
>
> And due to padding, the additional modification below reduces the
> size of struct rw_semaphore by 64 bits on my machine :)
Well, I think you could also make 'count' just be 'int' instead of 'long'.
I don't think we'll support 2 _billion_ processes/threads waiting on
the same semaphore any time soon, so the 'long' seems a bit of an
overkill on 64-bit architectures.
Linus.
--
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/
