diff options
| -rw-r--r-- | arch/sparc/mm/iommu.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c index e8d5d73ca40d..dcdadac03fdf 100644 --- a/arch/sparc/mm/iommu.c +++ b/arch/sparc/mm/iommu.c @@ -273,7 +273,8 @@ static int sbus_iommu_map_sg_pflush(struct device *dev, struct scatterlist *sgl, * XXX Is this a good assumption? * XXX What if someone else unmaps it here and races us? */ - if ((page = (unsigned long) page_address(sg_page(sg))) != 0) { + if (!PageHighMem(sg_page(sg))) { + page = (unsigned long)page_address(sg_page(sg)); for (i = 0; i < n; i++) { if (page != oldpage) { /* Already flushed? */ flush_page_for_dma(page); |