On Thu, Nov 12, 2020 at 01:39:06PM -0400, Jason Gunthorpe wrote: > On Thu, Nov 12, 2020 at 06:09:56PM +0100, Christoph Hellwig wrote: > > On Thu, Nov 12, 2020 at 12:59:35PM -0400, Jason Gunthorpe wrote: > > > RMDA/sw: Don't allow drivers using dma_virt_ops on highmem configs > > > > I think this one actually is something needed in 5.10 and -stable. > > Done, I added a > > Fixes: 551199aca1c3 ("lib/dma-virt: Add dma_virt_ops") Note that the drivers had open coded versions of this earlier. I think this goes back to the addition of the qib driver which is now gone or the addition of the hfi1 or rxe drivers for something that still matters.