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/openbmc/linux/drivers/net/ppp/
H A Dppp_generic.c650 static int ppp_bridge_channels(struct channel *pch, struct channel *pchb) in ppp_bridge_channels() argument
658 refcount_inc(&pchb->file.refcnt); in ppp_bridge_channels()
659 rcu_assign_pointer(pch->bridge, pchb); in ppp_bridge_channels()
662 write_lock_bh(&pchb->upl); in ppp_bridge_channels()
663 if (pchb->ppp || in ppp_bridge_channels()
664 rcu_dereference_protected(pchb->bridge, lockdep_is_held(&pchb->upl))) { in ppp_bridge_channels()
665 write_unlock_bh(&pchb->upl); in ppp_bridge_channels()
669 rcu_assign_pointer(pchb->bridge, pch); in ppp_bridge_channels()
670 write_unlock_bh(&pchb->upl); in ppp_bridge_channels()
677 pchb = rcu_dereference_protected(pch->bridge, lockdep_is_held(&pch->upl)); in ppp_bridge_channels()
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