On Thu, Jun 12, 2014 at 04:08:11PM +0900, Minchan Kim wrote: > On Thu, Jun 12, 2014 at 12:21:42PM +0900, Joonsoo Kim wrote: > > ppc kvm's cma region management requires arbitrary bitmap granularity, > > since they want to reserve very large memory and manage this region > > with bitmap that one bit for several pages to reduce management overheads. > > So support arbitrary bitmap granularity for following generalization. > > > > Signed-off-by: Joonsoo Kim <iamjoonsoo....@lge.com> > Acked-by: Minchan Kim <minc...@kernel.org> >
Thanks. [snip...] > > /** > > * dma_alloc_from_contiguous() - allocate pages from contiguous area > > * @dev: Pointer to device for which the allocation is performed. > > @@ -345,7 +372,8 @@ static void clear_cma_bitmap(struct cma *cma, unsigned > > long pfn, int count) > > static struct page *__dma_alloc_from_contiguous(struct cma *cma, int count, > > unsigned int align) > > { > > - unsigned long mask, pfn, pageno, start = 0; > > + unsigned long mask, pfn, start = 0; > > + unsigned long bitmap_maxno, bitmapno, nr_bits; > > Just Nit: bitmap_maxno, bitmap_no or something consistent. > I know you love consistent when I read description in first patch > in this patchset. ;-) Yeah, I will fix it. :) Thanks. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev