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SubjectRe: Linux 2.6.32.30
On Wed, Mar 02, 2011 at 03:42:02PM -0500, Greg KH wrote:
> On Wed, Mar 02, 2011 at 05:50:16PM +0100, Stefan Bader wrote:
> > > FUJITA Tomonori (1):
> > > swiotlb: fix wrong panic
> > >
> >
> > This one breaks compilation of 64bit for me as swiotlb_tbl_unmap_single() does
> > not exist. It does not look like it is a simple single patch that would get it
> > back to 2.6.32.
>
> I don't understand. Is this patch somehow broken? Is there an
> additional patch I need to apply to fix the build issue? I need more
> information here.

I think this will fix it.

Fix compilation error introduced in 484d82b6.

do_unmap_single() was renamed to swiotlb_tbl_unmap_single() in
bfc5501f. Use the old name unless/until that change is also
backported.

Signed-off-by: David Engel <david@istwok.net>

diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 7740ee8..0d0df11 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -632,7 +632,7 @@ dma_addr_t swiotlb_map_page(struct device *dev, struct page *page,
* Ensure that the address returned is DMA'ble
*/
if (!dma_capable(dev, dev_addr, size)) {
- swiotlb_tbl_unmap_single(dev, map, size, dir);
+ do_unmap_single(dev, map, size, dir);
dev_addr = swiotlb_virt_to_bus(dev, io_tlb_overflow_buffer);
}

David
--
David Engel
david@istwok.net

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