On Thu, Sep 16, 2021 at 05:40:45PM -0600, Logan Gunthorpe wrote: > Add EREMOTEIO error return to dma_map_sgtable() which will be used > by .map_sg() implementations that detect P2PDMA pages that the > underlying DMA device cannot access. > > Signed-off-by: Logan Gunthorpe <logang@xxxxxxxxxxxx> > --- > kernel/dma/mapping.c | 16 +++++++++------- > 1 file changed, 9 insertions(+), 7 deletions(-) Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx> Jason