On Fri, Mar 12, 2021 at 09:49:52PM +0800, Zhu Yanjun wrote: > In short, the sg list from __sg_alloc_table_from_pages is different > from the sg list from ib_umem_add_sg_table. I don't care about different. Tell me what is wrong with what we have today. I thought your first message said the sgl's were too small, but now you seem to say they are too big? I still have no idea what this problem is Jason