On Fri, 24 Nov 2023 18:10:03 +0000, Robin Murphy wrote: > A bus_dma_region necessarily stores both CPU and DMA base addresses for > a range, so there's no need to also store the difference between them. > > Signed-off-by: Robin Murphy <robin.murphy@xxxxxxx> > --- > drivers/acpi/scan.c | 1 - > drivers/of/address.c | 1 - > include/linux/dma-direct.h | 19 ++++++++++++------- > kernel/dma/direct.c | 1 - > 4 files changed, 12 insertions(+), 10 deletions(-) > Acked-by: Rob Herring <robh@xxxxxxxxxx>