diff options
Diffstat (limited to 'Documentation/DMA-mapping.txt')
| -rw-r--r-- | Documentation/DMA-mapping.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/DMA-mapping.txt b/Documentation/DMA-mapping.txt index 63392c9132b4..028614cdd062 100644 --- a/Documentation/DMA-mapping.txt +++ b/Documentation/DMA-mapping.txt @@ -107,7 +107,7 @@ The query is performed via a call to pci_set_dma_mask(): int pci_set_dma_mask(struct pci_dev *pdev, u64 device_mask); -The query for consistent allocations is performed via a a call to +The query for consistent allocations is performed via a call to pci_set_consistent_dma_mask(): int pci_set_consistent_dma_mask(struct pci_dev *pdev, u64 device_mask); @@ -117,7 +117,7 @@ device_mask is a bit mask describing which bits of a PCI address your device supports. It returns zero if your card can perform DMA properly on the machine given the address mask you provided. -If it returns non-zero, your device can not perform DMA properly on +If it returns non-zero, your device cannot perform DMA properly on this platform, and attempting to do so will result in undefined behavior. You must either use a different mask, or not use DMA. |