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x86-64: update nommu to sg helpers

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Acked-by: Muli Ben-Yehuda <muli@il.ibm.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe 2007-07-24 12:39:27 +02:00
parent 8b87d9f48a
commit b922f53bd0
1 changed files with 3 additions and 2 deletions
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5
arch/x86/kernel/pci-nommu_64.c
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@ -5,6 +5,7 @@
#include <linux/pci.h>
#include <linux/string.h>
#include <linux/dma-mapping.h>
#include <linux/scatterlist.h>
#include <asm/iommu.h>
#include <asm/processor.h>
@ -57,10 +58,10 @@ static void nommu_unmap_single(struct device *dev, dma_addr_t addr,size_t size,
static int nommu_map_sg(struct device *hwdev, struct scatterlist *sg,
int nents, int direction)
{
struct scatterlist *s;
int i;
for (i = 0; i < nents; i++ ) {
struct scatterlist *s = &sg[i];
for_each_sg(sg, s, nents, i) {
BUG_ON(!s->page);
s->dma_address = virt_to_bus(page_address(s->page) +s->offset);
if (!check_addr("map_sg", hwdev, s->dma_address, s->length))