On 04/09/14 15:29, Jan Beulich wrote: >>>> On 04.09.14 at 14:52, <david.vra...@citrix.com> wrote: >> On 04/09/14 13:38, Juergen Gross wrote: >>> --- a/arch/x86/xen/xen-head.S >>> +++ b/arch/x86/xen/xen-head.S >>> @@ -124,6 +124,9 @@ NEXT_HYPERCALL(arch_6) >>> ELFNOTE(Xen, XEN_ELFNOTE_L1_MFN_VALID, >>> .quad _PAGE_PRESENT; .quad _PAGE_PRESENT) >>> ELFNOTE(Xen, XEN_ELFNOTE_SUSPEND_CANCEL, .long 1) >>> +#ifdef CONFIG_X86_64 >>> + ELFNOTE(Xen, XEN_ELFNOTE_MOD_START_PFN, .long 1) >>> +#endif >> >> Why X86_64 only? If there's a good reason the commit message needs to >> explain why. > > Does native 32-bit support huge initrd?
Does that matter? If the MOD_START_PFN options works with a 32-bit guest then it should use it, regardless of whether it is essential or not. Because this reduces the #ifdef'ery. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
