On Mon, Jan 15, 2024, Paul Durrant wrote: > diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h > index 7e7fd25b09b3..f3bb9e0a81fe 100644 > --- a/include/linux/kvm_host.h > +++ b/include/linux/kvm_host.h > @@ -1399,6 +1399,17 @@ int kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, unsigned long len); > */ > void kvm_gpc_deactivate(struct gfn_to_pfn_cache *gpc); > > +/** > + * kvm_gpc_mark_dirty - mark a cached page as dirty. > + * > + * @gpc: struct gfn_to_pfn_cache object. > + */ > +static inline void kvm_gpc_mark_dirty(struct gfn_to_pfn_cache *gpc) Any objection to kvm_gpc_mark_dirty_in_slot()? I want to make it clear this only marks the gfn dirty in the memslot, i.e. that it doesn't mark the underlying page as dirty.