On Mon, 26 Aug 2019 13:08:50 +0200
Nicolas Saenz Julienne <nsaenzjulienne@xxxxxxx> wrote:
> On Mon, 2019-08-26 at 09:06 +0200, Christoph Hellwig wrote:
> > On Tue, Aug 20, 2019 at 04:58:18PM +0200, Nicolas Saenz Julienne wrote:
> > > - if (IS_ENABLED(CONFIG_ZONE_DMA))
> > > + if (IS_ENABLED(CONFIG_ZONE_DMA)) {
> > > arm64_dma_phys_limit = max_zone_dma_phys();
> > > + zone_dma_bits = ilog2((arm64_dma_phys_limit - 1) &
> > > GENMASK_ULL(31, 0)) + 1;
> >
> Hi Christoph,
> thanks for the rewiews.
>
> > This adds a way too long line.
>
> I know, I couldn't find a way to split the operation without making it even
> harder to read. I'll find a solution.
If all else fails, move the code to an inline function and call it e.g.
phys_limit_to_dma_bits().
Just my two cents,
Petr T
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