Messages in this thread | | | Subject | Re: linux-next: Tree for Apr 20 (objtool warning) | From | Randy Dunlap <> | Date | Mon, 20 Apr 2020 09:14:05 -0700 |
| |
On 4/20/20 8:53 AM, Josh Poimboeuf wrote: > On Mon, Apr 20, 2020 at 08:29:04AM -0700, Randy Dunlap wrote: >> On 4/19/20 9:26 PM, Stephen Rothwell wrote: >>> Hi all, >>> >>> Changes since 20200417: >>> >> >> on x86_64: >> >> arch/x86/kvm/svm/vmenter.o: warning: objtool: __svm_vcpu_run()+0xe4: BP used as a scratch register >> >> Full randconfig file is included. > > Yeah, frame pointers are toast in that function. We'll need something > like:
That works for me. Thanks.
Acked-by: Randy Dunlap <rdunlap@infradead.org>
> diff --git a/arch/x86/kvm/Makefile b/arch/x86/kvm/Makefile > index a789759b7261..221e2bd7e76d 100644 > --- a/arch/x86/kvm/Makefile > +++ b/arch/x86/kvm/Makefile > @@ -3,6 +3,10 @@ > ccflags-y += -Iarch/x86/kvm > ccflags-$(CONFIG_KVM_WERROR) += -Werror > > +ifeq ($(CONFIG_UNWINDER_FRAME_POINTER),y) > +OBJECT_FILES_NON_STANDARD_vmenter.o := y > +endif > + > KVM := ../../../virt/kvm > > kvm-y += $(KVM)/kvm_main.o $(KVM)/coalesced_mmio.o \ > >
-- ~Randy
| |