On Wed, Apr 15, 2015 at 05:05:48PM +0200, Paolo Bonzini wrote: > > >> - * Only EPT supported for now; otherwise, one would need to >> - * find out efficiently whether the guest page tables are >> - * also using huge pages. >> + * We can not do huge page mapping for the indirect shadow >> + * page (sp) found on the last rmap (level = 1 ) since >> + * indirect sp is synced with the page table in guest and >> + * indirect sp->level = 1 means the guest page table is >> + * using 4K page size mapping. > >What about: > >+ * We cannot do huge page mapping for indirect shadow pages, >+ * which are found on the last rmap (level = 1) when not using >+ * tdp; such shadow pages are synced with the page table in >+ * the guest, and the guest page table is using 4K page size >+ * mapping if the indirect sp has level = 1. Reviewed-by: Wanpeng Li <wanpeng.li@xxxxxxxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html