On 2019/6/12 9:05, Jia He wrote: >> >>> So what I would like to see is the patch set being proposed again, >>> with the new data points added for documentation. Also, the commit >>> logs need to crystal clear about how the meaning of PFN validity >>> differs between ARM and other architectures, and why the assumptions >>> that the optimization is based on are guaranteed to hold. >> I think Jia He no longer works for HXT, if don't mind, I can repost >> this patch set with Jia He's authority unchanged. > Ok, I don't mind that, thanks for your followup :) That's great, I will prepare a new version with Ard's comments addressed then repost. Thanks Hanjun