On Thu, Oct 31, 2019 at 05:22:59PM +0100, Nicolas Saenz Julienne wrote: > OK, I see what you mean now. It's wrong indeed. > > The trouble is the ZONE_DMA series[1] in arm64, also due for v5.5, will be > affected by this patch. I don't know the right way to approach this problem > since depending on the merge order, this patch should be updated or the arm64 > ZONE_DMA series fixed. > > Maybe it's easier to just wait for v5.6. Ok, I can wait. Or the arm64 maintainers can pick up this patch if you want to add it to that series.