On 24/04/18 15:02, Christoph Hellwig wrote:
Only used by the AMD GART driver, which must be built in.
FWIW debug_dma_dump_mappings() is also called by the Intel VT-d driver,
but the same reasoning still applies. This does rather beg the question
of whether it's right to have bits of low-level dma-debug internals
*only* called by a couple of IOMMU drivers, but that can wait for
another day.
Reviewed-by: Robin Murphy <robin.murphy@xxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
lib/dma-debug.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/lib/dma-debug.c b/lib/dma-debug.c
index 075253cb613b..6a1ebaa83623 100644
--- a/lib/dma-debug.c
+++ b/lib/dma-debug.c
@@ -444,7 +444,6 @@ void debug_dma_dump_mappings(struct device *dev)
spin_unlock_irqrestore(&bucket->lock, flags);
}
}
-EXPORT_SYMBOL(debug_dma_dump_mappings);
/*
* For each mapping (initial cacheline in the case of
@@ -753,7 +752,6 @@ int dma_debug_resize_entries(u32 num_entries)
return ret;
}
-EXPORT_SYMBOL(dma_debug_resize_entries);
/*
* DMA-API debugging init code
