Oleg Nesterov <o...@redhat.com> writes: > [...] To the point, I had to add printk's to utrace.c to understand > what is wrong. Hopefully tomorrow.
You might wish to try out systemtap for such purposes. It's easy to insert printk-like tracing at almost any point; monitor variables for changes, pretty-print structs, etc. No recompilation/reboot. - FChE
