RE: [RFC][PATCH 7/7] kref: Implement using refcount_t

From: Reshetova, Elena
Date: Fri Nov 18 2016 - 05:48:03 EST

>Provide refcount_t, an atomic_t like primitive built just for refcounting.
>It provides overflow and underflow checks as well as saturation semantics such that when it overflows, we'll never attempt to free it again, ever.

>Peter do you have the changes to the refcount_t interface compare to the version in this patch?
>We are now starting working on atomic_t --> refcount_t conversions and it would save a bit of work to have latest version from you that we can be based upon.

Oh, and if we define refcount_t to be just atomic_t underneath, what about the other atomic_long_t, local_t and atomic64_t cases when it is used for recounting?
I don't feel good just simply changing them to become atomic_t under refcount_t wrapper.....