On Wed, 2023-11-22 at 12:18 +0000, Paul Durrant wrote:
>
> --- a/include/linux/kvm_host.h
> +++ b/include/linux/kvm_host.h
> @@ -1367,6 +1367,16 @@ 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)
> +{
> + mark_page_dirty_in_slot(gpc->kvm, gpc->memslot, gpc->gpa >> PAGE_SHIFT);
> +}
This doesn't rescind my existing ack, but it's probably worth asserting
that gpc->lock is held here?
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