diff options
| -rw-r--r-- | arch/arm/mm/dma-mapping.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 94d7359074c..2163af4b31b 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1095,12 +1095,17 @@ static struct page **__iommu_alloc_buffer(struct device *dev, size_t size, return pages; } + /* + * IOMMU can map any pages, so himem can also be used here + */ + gfp |= __GFP_NOWARN | __GFP_HIGHMEM; + while (count) { int j, order = __fls(count); - pages[i] = alloc_pages(gfp | __GFP_NOWARN, order); + pages[i] = alloc_pages(gfp, order); while (!pages[i] && order) - pages[i] = alloc_pages(gfp | __GFP_NOWARN, --order); + pages[i] = alloc_pages(gfp, --order); if (!pages[i]) goto error; |