Merge commit 'e26a9e0' into stable/for-linus-3.15

[karo-tx-linux.git] / arch / arm / mm / dma-mapping.c

diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 1a77450e728ad17cf6b8fec2beb3111a2a8bfb94..c9c6acdf90ccd1eae6ab27c12b1747ce9c51f9d3 100644 (file)
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -284,9 +284,6 @@ static void __dma_free_buffer(struct page *page, size_t size)
 }
 
 #ifdef CONFIG_MMU
-#ifdef CONFIG_HUGETLB_PAGE
-#warning ARM Coherent DMA allocator does not (yet) support huge TLB
-#endif
 
 static void *__alloc_from_contiguous(struct device *dev, size_t size,
                                     pgprot_t prot, struct page **ret_page,
@@ -1358,7 +1355,7 @@ static void *arm_iommu_alloc_attrs(struct device *dev, size_t size,
        *handle = DMA_ERROR_CODE;
        size = PAGE_ALIGN(size);
 
-       if (gfp & GFP_ATOMIC)
+       if (!(gfp & __GFP_WAIT))
                return __iommu_alloc_atomic(dev, size, handle);
 
        /*