5 files changed, 9 insertions, 0 deletions

diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c
index ee07dceae1d4..2d00a08d3f08 100644
--- a/arch/alpha/kernel/pci_iommu.c
+++ b/arch/alpha/kernel/pci_iommu.c
@@ -7,6 +7,7 @@
 #include <linux/pci.h>
 #include <linux/slab.h>
 #include <linux/bootmem.h>
+#include <linux/scatterlist.h>
 #include <linux/log2.h>
 
 #include <asm/io.h>
diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index 9d371e476552..52fc6a883281 100644
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -29,6 +29,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/dmapool.h>
 #include <linux/list.h>
+#include <linux/scatterlist.h>
 
 #include <asm/cacheflush.h>
 
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index b0b034c4654f..b1b40527658b 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -13,6 +13,7 @@
 #include <linux/mm.h>
 #include <linux/module.h>
 #include <linux/string.h>
+#include <linux/scatterlist.h>
 
 #include <asm/cache.h>
 #include <asm/io.h>
diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c
index 41f8e321e34c..9448d4e91142 100644
--- a/arch/parisc/kernel/pci-dma.c
+++ b/arch/parisc/kernel/pci-dma.c
@@ -25,6 +25,7 @@
 #include <linux/slab.h>
 #include <linux/string.h>
 #include <linux/types.h>
+#include <linux/scatterlist.h>
 
 #include <asm/cacheflush.h>
 #include <asm/dma.h>    /* for DMA_CHUNK_SIZE */
diff --git a/arch/sparc64/kernel/iommu_common.c b/arch/sparc64/kernel/iommu_common.c
index 78e8277df655..b70324e0d83d 100644
--- a/arch/sparc64/kernel/iommu_common.c
+++ b/arch/sparc64/kernel/iommu_common.c
@@ -233,6 +233,11 @@ unsigned long prepare_sg(struct scatterlist *sg, int nents)
         dma_sg->dma_address = dent_addr;
         dma_sg->dma_length = dent_len;
 
+        if (dma_sg != sg) {
+                dma_sg = next_sg(dma_sg);
+                dma_sg->dma_length = 0;
+        }
+
         return ((unsigned long) dent_addr +
                 (unsigned long) dent_len +
                 (IO_PAGE_SIZE - 1UL)) >> IO_PAGE_SHIFT;