Hi, On Mon, Mar 08, 2021 at 11:47:46AM -0800, Raj, Ashok wrote: > That is the primary motivation, given that we have moved to 1st level for > general IOVA, first level doesn't have a WO mapping. I didn't know enough > about the history to determine if a WO without a READ is very useful. I > guess the ZLR was invented to support those cases without a READ in PCIe. I
Okay, please update the commit message and re-send. I guess these patches are 5.13 stuff. In that case, Baolu can include them into his pull request later this cycle. Regards, Joerg