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. -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html