diff options
| -rw-r--r-- | arch/x86/kernel/pci-dma_32.c | 6 | ||||
| -rw-r--r-- | arch/x86/kernel/pci-dma_64.c | 2 |
2 files changed, 6 insertions, 2 deletions
diff --git a/arch/x86/kernel/pci-dma_32.c b/arch/x86/kernel/pci-dma_32.c index 11f100a5f03..5450bd142cb 100644 --- a/arch/x86/kernel/pci-dma_32.c +++ b/arch/x86/kernel/pci-dma_32.c @@ -79,7 +79,7 @@ void *dma_alloc_coherent(struct device *dev, size_t size, unsigned long dma_mask = 0; /* ignore region specifiers */ - gfp &= ~(__GFP_DMA | __GFP_HIGHMEM); + gfp &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32); if (dma_alloc_from_coherent_mem(dev, size, dma_handle, &ret)) return ret; @@ -91,7 +91,9 @@ void *dma_alloc_coherent(struct device *dev, size_t size, if (dma_mask == 0) dma_mask = DMA_32BIT_MASK; - again: + /* Don't invoke OOM killer */ + gfp |= __GFP_NORETRY; +again: page = dma_alloc_pages(dev, gfp, order); if (page == NULL) return NULL; diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c index 13a31a4a4c1..b956f5945d6 100644 --- a/arch/x86/kernel/pci-dma_64.c +++ b/arch/x86/kernel/pci-dma_64.c @@ -49,6 +49,8 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, unsigned long dma_mask = 0; u64 bus; + /* ignore region specifiers */ + gfp &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32); if (dma_alloc_from_coherent_mem(dev, size, dma_handle, &memory)) return memory; |