On Thu, Jan 04, 2018 at 04:02:06PM +0100, Juergen Gross wrote: > On 04/01/18 15:37, David Woodhouse wrote: > > Convert pvops invocations to use non-speculative call sequences, when > > CONFIG_RETPOLINE is enabled. > > > > There is scope for future optimisation here — once the pvops methods are > > actually set, we could just turn the damn things into *direct* jumps. > > But this is perfectly sufficient for now, without that added complexity. > > I don't see the need to modify the pvops calls. > > All indirect calls are replaced by either direct calls or other code > long before any user code is active. > > For modules the replacements are in place before the module is being > used.
Agreed. This shouldn't be needed. -Andi
