diff options
| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2008-09-08 18:10:12 +0900 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-08 15:50:06 +0200 |
| commit | 8a53ad675f86ee003482b557da944e070d3c4859 (patch) | |
| tree | f20f205bb29fec54405a60b706d9b444f79cd8e9 /include | |
| parent | de9f521fb72dd091aa4989fe2e004ecf4785a850 (diff) | |
x86: fix nommu_alloc_coherent allocation with NULL device argument
We need to use __GFP_DMA for NULL device argument (fallback_dev) with
pci-nommu. It's a hack for ISA (and some old code) so we need to use
GFP_DMA.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-x86/dma-mapping.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h index 088c56814aa..ad8b49032d1 100644 --- a/include/asm-x86/dma-mapping.h +++ b/include/asm-x86/dma-mapping.h @@ -246,6 +246,8 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, struct dma_mapping_ops *ops = get_dma_ops(dev); void *memory; + gfp &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32); + if (dma_alloc_from_coherent(dev, size, dma_handle, &memory)) return memory; |