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authorIan Campbell <Ian.Campbell@citrix.com>2009-01-09 18:32:09 +0000
committerIngo Molnar <mingo@elte.hu>2009-01-11 04:54:34 +0100
commit0b8698ab5847cbe25775083659f00c658a8161c9 (patch)
tree045bd39ac0d8c3bdd67d35bb5517f6b885183f57 /include/linux/swiotlb.h
parent0811a433c61e85f895018239c4466a36311cd5de (diff)
downloadop-kernel-dev-0b8698ab5847cbe25775083659f00c658a8161c9.zip
op-kernel-dev-0b8698ab5847cbe25775083659f00c658a8161c9.tar.gz
swiotlb: range_needs_mapping should take a physical address.
The swiotlb_arch_range_needs_mapping() hook should take a physical address rather than a virtual address in order to support highmem pages. Signed-off-by: Ian Campbell <ian.campbell@citrix.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/swiotlb.h')
-rw-r--r--include/linux/swiotlb.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index 493dc17..ac9ff54 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -31,7 +31,7 @@ extern dma_addr_t swiotlb_phys_to_bus(struct device *hwdev,
phys_addr_t address);
extern phys_addr_t swiotlb_bus_to_phys(dma_addr_t address);
-extern int swiotlb_arch_range_needs_mapping(void *ptr, size_t size);
+extern int swiotlb_arch_range_needs_mapping(phys_addr_t paddr, size_t size);
extern void
*swiotlb_alloc_coherent(struct device *hwdev, size_t size,
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