On 12/05/2015 04:32, Xiao Guangrong wrote: > +#define for_each_slot_rmap_range(_slot_, _start_level_, _end_level_, \ > + _start_gfn, _end_gfn, _iter_) \ > + for (slot_rmap_walk_init(_iter_, _slot_, _start_level_, \ > + _end_level_, _start_gfn, _end_gfn); \ > + slot_rmap_walk_okay(_iter_); \ > + slot_rmap_walk_next(_iter_)) > + > + for_each_slot_rmap_range(memslot, PT_PAGE_TABLE_LEVEL, > + PT_PAGE_TABLE_LEVEL + KVM_NR_PAGE_SIZES - 1, What about adding a #define for PT_MAX_HUGEPAGE_LEVEL (PT_PAGE_TABLE_LEVEL + KVM_NR_PAGE_SIZES - 1) ? > + gfn_start, gfn_end - 1, &iterator) > + ret |= handler(kvm, iterator.rmap, memslot, > + iterator.gfn, iterator.level, data); I prefer to indent by two tabs: for_each_slot_rmap_range(memslot, PT_PAGE_TABLE_LEVEL, PT_MAX_HUGEPAGE_LEVEL, gfn_start, gfn_end - 1, &iterator) ret |= handler(kvm, iterator.rmap, memslot, iterator.gfn, iterator.level, data); Same in the next patch: for_each_slot_rmap_range(memslot, start_level, end_level, start_gfn, end_gfn, &iterator) { if (iterator.rmap) flush |= fn(kvm, iterator.rmap); ... } Thanks, Paolo -- 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