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Subject[PATCH 02/10] swiotlb: mark is_swiotlb_buffer static
Date
Signed-off-by: Christoph Hellwig <hch@lst.de>
---
include/linux/swiotlb.h | 1 -
kernel/dma/swiotlb.c | 2 +-
2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index 965be92c33b5..7ef541ce8f34 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -121,7 +121,6 @@ static inline unsigned int swiotlb_max_segment(void) { return 0; }
#endif

extern void swiotlb_print_info(void);
-extern int is_swiotlb_buffer(phys_addr_t paddr);
extern void swiotlb_set_max_segment(unsigned int);

extern const struct dma_map_ops swiotlb_dma_ops;
diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c
index 9062b14bc7f4..26d3af52956f 100644
--- a/kernel/dma/swiotlb.c
+++ b/kernel/dma/swiotlb.c
@@ -429,7 +429,7 @@ void __init swiotlb_exit(void)
max_segment = 0;
}

-int is_swiotlb_buffer(phys_addr_t paddr)
+static int is_swiotlb_buffer(phys_addr_t paddr)
{
return paddr >= io_tlb_start && paddr < io_tlb_end;
}
--
2.19.0
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