Re: [PATCH v4 2/2] MIPS: io: add a barrier after register read in readX()

From: Sinan Kaya
Date: Thu Apr 12 2018 - 22:33:52 EST


On 4/12/2018 10:30 PM, Sinan Kaya wrote:
> + /* prevent prefetching of coherent DMA dma prematurely */ \

I tried to write DMA data but my keyboard is not cooperating. I'll hold onto
posting another version until I hear back from you for wmb().

--
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.