[sheepdog] [PATCH v2 2/4] util: introduce a new data type refcnt_t for reference counting

[MORITA Kazutaka]

At Tue, 9 Jul 2013 16:59:27 +0800,
Liu Yuan wrote:
> 
> I don't think this refcnt_dec_return is atomic operatoin. You should rely on the
> atomic_sub_return()...anyway, I am not yet convinced to use wrapper instead of
> atomic helpers.

I'd vote for introducing the wrappers.  assert() in refcnt_dec() would
help us to detect a bug.

Thanks,

Kazutaka