On Wed, May 13, 2020 at 9:00 AM Christoph Hellwig <hch@xxxxxx> wrote: > > this series start cleaning up the safe kernel and user memory probing > helpers in mm/maccess.c, and then allows architectures to implement > the kernel probing without overriding the address space limit and > temporarily allowing access to user memory. It then switches x86 > over to this new mechanism by reusing the unsafe_* uaccess logic. Ok, I think I found a bug, and I had one more suggestion, but other than the two emails I sent this all looks like an improvement to me. Linus