On Mon, May 24, 2021 at 11:27:20PM +1000, Alistair Popple wrote:
> @@ -521,14 +521,14 @@ static inline void mmu_notifier_range_init(struct 
> mmu_notifier_range *range,
>       range->flags = flags;
>  }
>  
> -static inline void mmu_notifier_range_init_migrate(
> -                     struct mmu_notifier_range *range, unsigned int flags,
> +static inline void mmu_notifier_range_init_owner(
> +                     struct mmu_notifier_range *range,
> +                     enum mmu_notifier_event event, unsigned int flags,
>                       struct vm_area_struct *vma, struct mm_struct *mm,
> -                     unsigned long start, unsigned long end, void *pgmap)
> +                     unsigned long start, unsigned long end, void *owner)
>  {
> -     mmu_notifier_range_init(range, MMU_NOTIFY_MIGRATE, flags, vma, mm,
> -                             start, end);
> -     range->migrate_pgmap_owner = pgmap;
> +     mmu_notifier_range_init(range, event, flags, vma, mm, start, end);
> +     range->owner = owner;
>  }

mmu_notifier_range_init_migrate() can even be kept to just call the new helper,
then existing callers are unaffected.  Not a big deal, though:

Reviewed-by: Peter Xu <pet...@redhat.com>

Thanks,

-- 
Peter Xu

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