write_seqlock_bh
write_seqlock_bh(&d->sl);
write_seqlock_bh(&netdev_rename_lock);
write_seqlock_bh(&netdev_rename_lock);
write_seqlock_bh(&netdev_rename_lock);
write_seqlock_bh(&netdev_rename_lock);
write_seqlock_bh(&hh->hh_lock);
write_seqlock_bh(&base->lock);
write_seqlock_bh(&fastopen_seqlock);