On Tue, Oct 02, 2018 at 10:06:55AM +0200, Nikola Ciprich wrote: > Hi Greg and others, > > sorry for reporting this so late, but still... > > this breaks build on older compilers, since it requires > -mindirect-branch=thunk-inline -mindirect-branch-register even though > retpoline support is disabled in kernel config.. is this expected? What exact "older compilers" break here? And does the same breakage happen in 4.18.6 or 4.19-rc? thanks, greg k-h