Re: HW breakpoints perf_events request

Frank Ch. Eigler
2010-01-18T16:34:09Z

Frederic Weisbecker <fweisbec@gmail.com> writes:

> [...]
> What about extending ptrace to support a new type of
> breakpoint debugging interface?

This is the sort of reason why the utrace-gdbstub prototype was
constructed. It should allow in-kernel implementation of the
multithreaded gdb extensions. (By the way, it can already use uprobes
rather than userspace-managed breakpoints.)

- FChE