diff --git a/arch/ia64/hp/common/hwsw_iommu.c b/arch/ia64/hp/common/hwsw_iommu.c
index 80f8ef01393..1ba02baf2f9 100644
--- a/arch/ia64/hp/common/hwsw_iommu.c
+++ b/arch/ia64/hp/common/hwsw_iommu.c
@@ -71,7 +71,7 @@ hwsw_init (void)
 }
 
 void *
-hwsw_alloc_coherent (struct device *dev, size_t size, dma_addr_t *dma_handle, int flags)
+hwsw_alloc_coherent (struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags)
 {
 	if (use_swiotlb(dev))
 		return swiotlb_alloc_coherent(dev, size, dma_handle, flags);
diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c
index 11957598a8b..21bffba78b6 100644
--- a/arch/ia64/hp/common/sba_iommu.c
+++ b/arch/ia64/hp/common/sba_iommu.c
@@ -1076,7 +1076,7 @@ void sba_unmap_single(struct device *dev, dma_addr_t iova, size_t size, int dir)
  * See Documentation/DMA-mapping.txt
  */
 void *
-sba_alloc_coherent (struct device *dev, size_t size, dma_addr_t *dma_handle, int flags)
+sba_alloc_coherent (struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags)
 {
 	struct ioc *ioc;
 	void *addr;
diff --git a/arch/ia64/lib/swiotlb.c b/arch/ia64/lib/swiotlb.c
index a604efc7f6c..3ebbb3c8ba3 100644
--- a/arch/ia64/lib/swiotlb.c
+++ b/arch/ia64/lib/swiotlb.c
@@ -314,7 +314,7 @@ sync_single(struct device *hwdev, char *dma_addr, size_t size, int dir)
 
 void *
 swiotlb_alloc_coherent(struct device *hwdev, size_t size,
-		       dma_addr_t *dma_handle, int flags)
+		       dma_addr_t *dma_handle, gfp_t flags)
 {
 	unsigned long dev_addr;
 	void *ret;
diff --git a/arch/ia64/sn/pci/pci_dma.c b/arch/ia64/sn/pci/pci_dma.c
index 0e4b9ad9ef0..75e6e874beb 100644
--- a/arch/ia64/sn/pci/pci_dma.c
+++ b/arch/ia64/sn/pci/pci_dma.c
@@ -75,7 +75,7 @@ EXPORT_SYMBOL(sn_dma_set_mask);
  * more information.
  */
 void *sn_dma_alloc_coherent(struct device *dev, size_t size,
-			    dma_addr_t * dma_handle, int flags)
+			    dma_addr_t * dma_handle, gfp_t flags)
 {
 	void *cpuaddr;
 	unsigned long phys_addr;
diff --git a/include/asm-ia64/machvec.h b/include/asm-ia64/machvec.h
index 79e89a7db56..a2f6ac5aef7 100644
--- a/include/asm-ia64/machvec.h
+++ b/include/asm-ia64/machvec.h
@@ -37,7 +37,7 @@ typedef int ia64_mv_pci_legacy_write_t (struct pci_bus *, u16 port, u32 val,
 
 /* DMA-mapping interface: */
 typedef void ia64_mv_dma_init (void);
-typedef void *ia64_mv_dma_alloc_coherent (struct device *, size_t, dma_addr_t *, int);
+typedef void *ia64_mv_dma_alloc_coherent (struct device *, size_t, dma_addr_t *, gfp_t);
 typedef void ia64_mv_dma_free_coherent (struct device *, size_t, void *, dma_addr_t);
 typedef dma_addr_t ia64_mv_dma_map_single (struct device *, void *, size_t, int);
 typedef void ia64_mv_dma_unmap_single (struct device *, dma_addr_t, size_t, int);
diff --git a/include/asm-x86_64/swiotlb.h b/include/asm-x86_64/swiotlb.h
index 36293061f4e..7cbfd10ecc3 100644
--- a/include/asm-x86_64/swiotlb.h
+++ b/include/asm-x86_64/swiotlb.h
@@ -27,7 +27,7 @@ extern void swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg,
 			 int nents, int direction);
 extern int swiotlb_dma_mapping_error(dma_addr_t dma_addr);
 extern void *swiotlb_alloc_coherent (struct device *hwdev, size_t size,
-				     dma_addr_t *dma_handle, int flags);
+				     dma_addr_t *dma_handle, gfp_t flags);
 extern void swiotlb_free_coherent (struct device *hwdev, size_t size,
 				   void *vaddr, dma_addr_t dma_handle);