[PATCH v3 0/1] arm64/dma-mapping: reduce an unnecessary conversion for coherent DMA

Zhen Lei thunder.leizhen at huawei.com
Mon Mar 21 20:18:28 PDT 2016


Changelog:
v2 -> v3:
1. Just add some description for this patch.

v1 -> v2:
1. Give up removing the conversion, because of thoughtless, instead moved it
into branch if (!is_device_dma_coherent(dev)). Thanks for Catalin's detailed
explanation, I directly take some relies as comment in the code.

Zhen Lei (1):
  arm64/dma-mapping: reduce an unnecessary conversion for coherent DMA

 arch/arm64/mm/dma-mapping.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

-- 
2.5.0





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