Messages in this thread | | | Date | Tue, 28 Jul 2020 16:15:18 -0300 | From | Jason Gunthorpe <> | Subject | Re: [PATCH v4 3/6] mm/notifier: add migration invalidation type |
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On Thu, Jul 23, 2020 at 03:30:01PM -0700, Ralph Campbell wrote: > static inline int mm_has_notifiers(struct mm_struct *mm) > @@ -513,6 +519,7 @@ static inline void mmu_notifier_range_init(struct mmu_notifier_range *range, > range->start = start; > range->end = end; > range->flags = flags; > + range->migrate_pgmap_owner = NULL; > }
Since this function is commonly called and nobody should read migrate_pgmap_owner unless MMU_NOTIFY_MIGRATE is set as the event, this assignment can be dropped.
Jason
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