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authorStefano Stabellini <stefano.stabellini@eu.citrix.com>2013-11-15 18:22:15 +0400
committerStefano Stabellini <stefano.stabellini@eu.citrix.com>2013-11-15 18:22:15 +0400
commit71bfae9097a94bb9a07afc6c16077429d3e40709 (patch)
tree4519021958cf36266bfa1394e06bbde6dbe1e99a /drivers/xen/swiotlb-xen.c
parent18c51e1a3fabb455ff1f5cd610097d89f577b8f7 (diff)
downloadlinux-71bfae9097a94bb9a07afc6c16077429d3e40709.tar.xz
swiotlb-xen: add missing xen_dma_map_page call
swiotlb-xen is missing a xen_dma_map_page call in xen_swiotlb_map_sg_attrs, in the bounce buffer path. Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/xen/swiotlb-xen.c')
-rw-r--r--drivers/xen/swiotlb-xen.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c
index a224bc74b6b9..1eac0731c349 100644
--- a/drivers/xen/swiotlb-xen.c
+++ b/drivers/xen/swiotlb-xen.c
@@ -555,6 +555,11 @@ xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl,
sg_dma_len(sgl) = 0;
return 0;
}
+ xen_dma_map_page(hwdev, pfn_to_page(map >> PAGE_SHIFT),
+ map & ~PAGE_MASK,
+ sg->length,
+ dir,
+ attrs);
sg->dma_address = xen_phys_to_bus(map);
} else {
/* we are not interested in the dma_addr returned by