mmap_assert_write_locked(mm);
BUG_ON(atomic_read(&mm->mm_users) <= 0);
- if (IS_ENABLED(CONFIG_LOCKDEP)) {
- fs_reclaim_acquire(GFP_KERNEL);
- lock_map_acquire(&__mmu_notifier_invalidate_range_start_map);
- lock_map_release(&__mmu_notifier_invalidate_range_start_map);
- fs_reclaim_release(GFP_KERNEL);
- }
-
if (!mm->notifier_subscriptions) {
/*
* kmalloc cannot be called under mm_take_all_locks(), but we