On Wed, Jul 18, 2018 at 2:22 PM Al Viro <v...@zeniv.linux.org.uk> wrote: > > Why is counter any better than LSB of a pointer?
Easier nesting, but if you do it with the "surround by a macro" model
I guess you can just save/restore instead (like you did in
call_with_creds).
Linus
