[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v2 07/16] x86: put XEN_DOMCTL_{set, get}_address_size under CONFIG_PV
>>> On 19.10.18 at 16:28, <wei.liu2@xxxxxxxxxx> wrote: > They are useful to PV only. Considering there was no is_{hvm,pv}_...() check so far, I think you need to extend this a little plus ... > --- a/xen/arch/x86/domctl.c > +++ b/xen/arch/x86/domctl.c > @@ -608,6 +608,7 @@ long arch_do_domctl( > copyback = true; > break; > > +#ifdef CONFIG_PV > case XEN_DOMCTL_set_address_size: > if ( ((domctl->u.address_size.size == 64) && !d->arch.is_32bit_pv) || > ((domctl->u.address_size.size == 32) && d->arch.is_32bit_pv) ) > @@ -623,6 +624,7 @@ long arch_do_domctl( > > BITS_PER_LONG; > copyback = true; > break; > +#endif ... add such a check so that similar behavior will result with PV enabled and disabled (error codes may differ, but success vs error ought to match). Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/mailman/listinfo/xen-devel
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