* Peter Zijlstra <pet...@infradead.org> wrote:
> 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.
>
> Signed-off-by: Peter Zijlstra (Intel) <pet...@infradead.org>
> ---
> include/linux/kref.h | 29 ++----
> include/linux/refcount.h | 221
> +++++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 232 insertions(+), 18 deletions(-)
I'd suggest splitting this patch into two parts: first patch introduces the
refcount.h facility, second patch changes over struct kref to the new facility.
Thanks,
Ingo
