On Wed, Jun 16, 2021 at 03:47:28PM -0500, Eric W. Biederman wrote:
Fork already saves the registers, all I did was restore them. Which makes a debugger that modifies them in PTRACE_EVENT_{FORK,VFORK,CLONE,VFORK_DONE} work.
... first time ever. Wonderful and well worth the overhead. </sarcasm>