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-rw-r--r--include/linux/swiotlb.h3
1 files changed, 0 insertions, 3 deletions
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index a387b59640a4..14aec0b70dd9 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -46,9 +46,6 @@ enum dma_sync_target {
SYNC_FOR_DEVICE = 1,
};
-/* define the last possible byte of physical address space as a mapping error */
-#define SWIOTLB_MAP_ERROR (~(phys_addr_t)0x0)
-
extern phys_addr_t swiotlb_tbl_map_single(struct device *hwdev,
dma_addr_t tbl_dma_addr,
phys_addr_t phys, size_t size,