> > Hmm... interesting.... > > > > I only took a brief look at it. I suppose I can ensure user space address > > is wired and then copyout() can be called with mutex held > > >No, you cannot do this, at least without making the kernel to panic. > User might unmap the wired mapping at any time still.
Kostik, i was thinking along the lines of vslock/vsunlock and copyout_nofault. basically similar to the sysctl code. do you think this would not work? thanks, max _______________________________________________ freebsd-current@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"