On Thu, 5 Sep 2019, Josh Poimboeuf wrote: > > All the indirect jumps are turned into alternatives when retpolines > > are in place. > > Actually in C code those are done by the compiler as calls/jumps to > __x86_indirect_thunk_*. Sure, and the thunks do the redirection via JMP_NOSPEC / CALL_NOSPEC, which has alternative in it. -- Jiri Kosina SUSE Labs