On 7/13/2017 9:26 PM, Ding Tianhong wrote: > There is no code to enable the PCIe Relaxed Ordering bit in the configuration space, > it is only be enable by default according to the PCIe Standard Specification, what we > do is to distinguish the RC problematic platform and clear the Relaxed Ordering bit > to tell the PCIe EP don't send any TLPs with Relaxed Ordering Attributes to the Root > Complex. Maybe, you should change the patch commit as "Disable PCIe Relaxed Ordering if not supported"... -- 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.