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dma-mapping: remove a few unused exports

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Now that the slow path DMA API calls are implemented out of line a few
helpers only used by them don't need to be exported anymore.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig 2019-01-01 17:14:39 +01:00
parent ed6ccf10f2
commit 48e638fb68
2 changed files with 0 additions and 4 deletions
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2
kernel/dma/coherent.c
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@ -223,7 +223,6 @@ int dma_alloc_from_dev_coherent(struct device *dev, ssize_t size,
*/ */
return mem->flags & DMA_MEMORY_EXCLUSIVE; return mem->flags & DMA_MEMORY_EXCLUSIVE;
} }
EXPORT_SYMBOL(dma_alloc_from_dev_coherent);
void *dma_alloc_from_global_coherent(ssize_t size, dma_addr_t *dma_handle) void *dma_alloc_from_global_coherent(ssize_t size, dma_addr_t *dma_handle)
{ {
@ -268,7 +267,6 @@ int dma_release_from_dev_coherent(struct device *dev, int order, void *vaddr)
return __dma_release_from_coherent(mem, order, vaddr); return __dma_release_from_coherent(mem, order, vaddr);
} }
EXPORT_SYMBOL(dma_release_from_dev_coherent);
int dma_release_from_global_coherent(int order, void *vaddr) int dma_release_from_global_coherent(int order, void *vaddr)
{ {

2
kernel/dma/debug.c
View file

@ -1512,7 +1512,6 @@ void debug_dma_alloc_coherent(struct device *dev, size_t size,
add_dma_entry(entry); add_dma_entry(entry);
} }
EXPORT_SYMBOL(debug_dma_alloc_coherent);
void debug_dma_free_coherent(struct device *dev, size_t size, void debug_dma_free_coherent(struct device *dev, size_t size,
void *virt, dma_addr_t addr) void *virt, dma_addr_t addr)
@ -1540,7 +1539,6 @@ void debug_dma_free_coherent(struct device *dev, size_t size,
check_unmap(&ref); check_unmap(&ref);
} }
EXPORT_SYMBOL(debug_dma_free_coherent);
void debug_dma_map_resource(struct device *dev, phys_addr_t addr, size_t size, void debug_dma_map_resource(struct device *dev, phys_addr_t addr, size_t size,
int direction, dma_addr_t dma_addr) int direction, dma_addr_t dma_addr)