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(parent: 7c43223) | patch
dma-direct: we might need GFP_DMA for 32-bit dma masks
authorChristoph Hellwig <hch@lst.de>
Wed, 13 Feb 2019 07:01:03 +0000 (08:01 +0100)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 18 Feb 2019 11:41:01 +0000 (22:41 +1100)
commitcefc09f23df57f06a05ace91befdccb0fe8da0b0
tree24046692c1c2ad9ad828c12109cea99689014364tree | snapshot
parent7c4322399d97845d4e66df05ee98042ae7395df8commit | diff
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>
kernel/dma/direct.c diff | blob | history
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