Re: [tip:x86/alternatives 14/14] arch/x86/kvm/kvm.o: warning: objtool: .altinstr_replacement+0xc5: call without frame pointer save/setup

Sean Christopherson
2024-06-17T14:39:53Z

On Sat, Jun 15, 2024, Borislav Petkov wrote:
> On Fri, Jun 14, 2024 at 08:35:23AM -0700, Sean Christopherson wrote:
> > > I know Sean had a patchset to cleanup that gunk. Sean?
> >
> > That series was just for the actual VM-Enter/VM-Exit path.
>
> Right, about that. I still see:
>
> vmlinux.o: warning: objtool: svm_vcpu_enter_exit+0xb0: call to sev_es_host_save_area() leaves .noinstr.text section
> vmlinux.o: warning: objtool: svm_vcpu_enter_exit+0xbf: call to sev_es_host_save_area.isra.0() leaves .noinstr.text section
>
> in allyesconfig builds....

Gah, sev_es_host_save_area() needs to be tagged __always_inline.