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linux/kernel/dma
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Christoph Hellwig fbce251baa dma-direct: we might need GFP_DMA for 32-bit dma masks 
If there is no ZONE_DMA32 we might need GFP_DMA to be able to
allocate memory that satisfies a 32-bit DMA mask.

Reported-by: Christian Zigotzky <chzigotzky@xenosoft.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Christian Zigotzky <chzigotzky@xenosoft.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2019-02-18 22:41:01 +11:00
..
coherent.c
dma-mapping: remove a few unused exports
2019-01-04 09:03:17 +01:00
contiguous.c
dma-mapping: fix panic caused by passing empty cma command line argument
2018-09-20 09:01:08 +02:00
debug.c
dma-mapping: remove a few unused exports
2019-01-04 09:03:17 +01:00
direct.c
dma-direct: we might need GFP_DMA for 32-bit dma masks
2019-02-18 22:41:01 +11:00
dummy.c
dma-mapping: factor out dummy DMA ops
2018-12-13 21:06:12 +01:00
Kconfig
dma-mapping: always build the direct mapping code
2018-12-13 21:06:11 +01:00
Makefile
dma-mapping: factor out dummy DMA ops
2018-12-13 21:06:12 +01:00
mapping.c
dma-mapping: remove dmam_{declare,release}_coherent_memory
2019-01-04 09:03:17 +01:00
remap.c
dma-direct: fix DMA_ATTR_NO_KERNEL_MAPPING for remapped allocations
2019-01-05 08:28:29 +01:00
swiotlb.c
dma-direct: merge swiotlb_dma_ops into the dma_direct code
2018-12-13 21:06:17 +01:00
virt.c
dma-mapping: zero memory returned from dma_alloc_*
2018-12-20 08:13:52 +01:00