On Thu, Sep 06, 2018 at 11:09:23AM -0700, Andy Lutomirski wrote: > > On Sep 6, 2018, at 10:58 AM, Nadav Amit <na...@vmware.com> wrote: > > It depends what security you want. Some may consider even the short > > time-window in which the kernel code is writable from other cores as > > insufficient for security. > > > > In addition, the set removes the need for remote TLB shootdowns that > > text_poke() - with this fix - requires. > > > > I’m personally in favor of not needing a global broadcast flush to install > kprobes.
That's fine. But at that point its an optimization, not a correctness issue.