On 11/05/2018 08:59, Christoph Hellwig wrote:
Switch to the generic noncoherent direct mapping implementation for the nommu dma map implementation. Signed-off-by: Christoph Hellwig <hch@xxxxxx> --- arch/arc/Kconfig | 1 + arch/arm/Kconfig | 4 + arch/arm/mm/dma-mapping-nommu.c | 139 +++++--------------------------- 3 files changed, 23 insertions(+), 121 deletions(-) diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 89d47eac18b2..3a492a9aeaad 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -9,6 +9,7 @@ config ARC def_bool y select ARC_TIMERS + select ARCH_HAS_SYNC_DMA_FOR_DEVICE select ARCH_HAS_SYNC_DMA_FOR_CPU select ARCH_HAS_SYNC_DMA_FOR_DEVICE
I guess that this arc change is here by accident, no? And isn't ARCH_HAS_SYNC_DMA_FOR_DEVICE already selected (by 3/20)?
select ARCH_HAS_SG_CHAIN diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index c43f5bb55ac8..76ddd0064f87 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig
