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authorChristoph Hellwig2018-09-11 08:54:57 +0200
committerChristoph Hellwig2018-09-20 09:01:14 +0200
commit684f7e91d3c72d555b82db13b2a48798e6097886 (patch)
treee94751fc47ca56434c30862325e1af9779beb885
parenta3ceed87b07769fb80ce9dc6b604e515dba14c4b (diff)
dma-mapping: add the missing ARCH_HAS_SYNC_DMA_FOR_CPU_ALL declaration
The patch adding the infrastructure failed to actually add the symbol declaration, oops.. Fixes: faef87723a ("dma-noncoherent: add a arch_sync_dma_for_cpu_all hook") Signed-off-by: Christoph Hellwig <hch@lst.de>
-rw-r--r--kernel/dma/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/dma/Kconfig b/kernel/dma/Kconfig
index 9bd54304446f..1b1d63b3634b 100644
--- a/kernel/dma/Kconfig
+++ b/kernel/dma/Kconfig
@@ -23,6 +23,9 @@ config ARCH_HAS_SYNC_DMA_FOR_CPU
bool
select NEED_DMA_MAP_STATE
+config ARCH_HAS_SYNC_DMA_FOR_CPU_ALL
+ bool
+
config DMA_DIRECT_OPS
bool
depends on HAS_DMA