Messages in this thread Patch in this message | | | From | Huaisheng Ye <> | Subject | [PATCH v1] arch/x86/kernel/pci-dma: Remove useless parameter of arch_dma_alloc_attrs | Date | Fri, 25 May 2018 13:00:00 +0800 |
| |
From: Huaisheng Ye <yehs1@lenovo.com>
arch_dma_alloc_attrs has parameter gfp which is not used at all. Remove it.
Signed-off-by: Huaisheng Ye <yehs1@lenovo.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: Robin Murphy <robin.murphy@arm.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Tom Lendacky <thomas.lendacky@amd.com> Cc: Kate Stewart <kstewart@linuxfoundation.org> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Michal Hocko <mhocko@suse.com> --- arch/x86/include/asm/dma-mapping.h | 2 +- arch/x86/kernel/pci-dma.c | 2 +- include/linux/dma-mapping.h | 4 ++-- 3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h index 89ce4bf..ef59747 100644 --- a/arch/x86/include/asm/dma-mapping.h +++ b/arch/x86/include/asm/dma-mapping.h @@ -33,7 +33,7 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) int arch_dma_supported(struct device *dev, u64 mask); #define arch_dma_supported arch_dma_supported -bool arch_dma_alloc_attrs(struct device **dev, gfp_t *gfp); +bool arch_dma_alloc_attrs(struct device **dev); #define arch_dma_alloc_attrs arch_dma_alloc_attrs #endif diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c index 77625b6..94d1a49 100644 --- a/arch/x86/kernel/pci-dma.c +++ b/arch/x86/kernel/pci-dma.c @@ -76,7 +76,7 @@ void __init pci_iommu_alloc(void) } } -bool arch_dma_alloc_attrs(struct device **dev, gfp_t *gfp) +bool arch_dma_alloc_attrs(struct device **dev) { if (!*dev) *dev = &x86_dma_fallback_dev; diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index f8ab1c0..c80bb09 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -502,7 +502,7 @@ void *dma_common_pages_remap(struct page **pages, size_t size, #define dma_get_sgtable(d, t, v, h, s) dma_get_sgtable_attrs(d, t, v, h, s, 0) #ifndef arch_dma_alloc_attrs -#define arch_dma_alloc_attrs(dev, flag) (true) +#define arch_dma_alloc_attrs(dev) (true) #endif static inline void *dma_alloc_attrs(struct device *dev, size_t size, @@ -521,7 +521,7 @@ static inline void *dma_alloc_attrs(struct device *dev, size_t size, /* let the implementation decide on the zone to allocate from: */ flag &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); - if (!arch_dma_alloc_attrs(&dev, &flag)) + if (!arch_dma_alloc_attrs(&dev)) return NULL; if (!ops->alloc) return NULL; -- 1.8.3.1
| |