On Tue, 27 Feb 2018 12:59:53 +0530 "Aneesh Kumar K.V" <aneesh.ku...@linux.vnet.ibm.com> wrote:
> Christophe Leroy <christophe.le...@c-s.fr> writes: > > > The slice_mask cache was a basic conversion which copied the slice > > mask into caller's structures, because that's how the original code > > worked. In most cases the pointer can be used directly instead, saving > > a copy and an on-stack structure. > > > > This also converts the slice_mask bit operation helpers to be the usual > > 3-operand kind, which is clearer to work with. And we remove some > > unnecessary intermediate bitmaps, reducing stack and copy overhead > > further. > > Can we move the reduce unncessary intermediate bitmaps as another patch? This was rightly split out -- it moved to Christophe's patch he already made in his series. The changelog can just be adjusted. Thanks, Nick