dma-debug: remove most exports

Now that the main dma mapping entry points are out of line most of the
symbols in dma-debug.c can only be called from built-in code.  Remove
the unused exports.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>

diff --git a/kernel/dma/debug.c b/kernel/dma/debug.c
index 8e9f7b301c6d3976337ea17d9e3192ea878e8e6f..6f53c2e03aa4f87a47a3138c2d37c0b8983a330b 100644 (file)
--- a/kernel/dma/debug.c
+++ b/kernel/dma/debug.c
@@ -1235,7 +1235,6 @@ void debug_dma_map_page(struct device *dev, struct page *page, size_t offset,
 
        add_dma_entry(entry);
 }
-EXPORT_SYMBOL(debug_dma_map_page);
 
 void debug_dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
 {
@@ -1290,7 +1289,6 @@ void debug_dma_unmap_page(struct device *dev, dma_addr_t addr,
                return;
        check_unmap(&ref);
 }
-EXPORT_SYMBOL(debug_dma_unmap_page);
 
 void debug_dma_map_sg(struct device *dev, struct scatterlist *sg,
                      int nents, int mapped_ents, int direction)
@@ -1328,7 +1326,6 @@ void debug_dma_map_sg(struct device *dev, struct scatterlist *sg,
                add_dma_entry(entry);
        }
 }
-EXPORT_SYMBOL(debug_dma_map_sg);
 
 static int get_nr_mapped_entries(struct device *dev,
                                 struct dma_debug_entry *ref)
@@ -1380,7 +1377,6 @@ void debug_dma_unmap_sg(struct device *dev, struct scatterlist *sglist,
                check_unmap(&ref);
        }
 }
-EXPORT_SYMBOL(debug_dma_unmap_sg);
 
 void debug_dma_alloc_coherent(struct device *dev, size_t size,
                              dma_addr_t dma_addr, void *virt)
@@ -1466,7 +1462,6 @@ void debug_dma_map_resource(struct device *dev, phys_addr_t addr, size_t size,
 
        add_dma_entry(entry);
 }
-EXPORT_SYMBOL(debug_dma_map_resource);
 
 void debug_dma_unmap_resource(struct device *dev, dma_addr_t dma_addr,
                              size_t size, int direction)
@@ -1484,7 +1479,6 @@ void debug_dma_unmap_resource(struct device *dev, dma_addr_t dma_addr,
 
        check_unmap(&ref);
 }
-EXPORT_SYMBOL(debug_dma_unmap_resource);
 
 void debug_dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle,
                                   size_t size, int direction)
@@ -1503,7 +1497,6 @@ void debug_dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle,
 
        check_sync(dev, &ref, true);
 }
-EXPORT_SYMBOL(debug_dma_sync_single_for_cpu);
 
 void debug_dma_sync_single_for_device(struct device *dev,
                                      dma_addr_t dma_handle, size_t size,
@@ -1523,7 +1516,6 @@ void debug_dma_sync_single_for_device(struct device *dev,
 
        check_sync(dev, &ref, false);
 }
-EXPORT_SYMBOL(debug_dma_sync_single_for_device);
 
 void debug_dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg,
                               int nelems, int direction)
@@ -1556,7 +1548,6 @@ void debug_dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg,
                check_sync(dev, &ref, true);
        }
 }
-EXPORT_SYMBOL(debug_dma_sync_sg_for_cpu);
 
 void debug_dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg,
                                  int nelems, int direction)
@@ -1588,7 +1579,6 @@ void debug_dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg,
                check_sync(dev, &ref, false);
        }
 }
-EXPORT_SYMBOL(debug_dma_sync_sg_for_device);
 
 static int __init dma_debug_driver_setup(char *str)
 {