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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/ipv4/ipmr.c ipmr_cache_unresolved() -> mroute_netlink_event()

Type Parameter Key Value
PARAM_VALUE 0 mrt 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_hash.ht.p.hashfn 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_unres_queue.next 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_unres_queue.next->next 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_unres_queue.next->prev 4096-ptr_max
PARAM_VALUE 0 mrt->mroute_sk 4096-ptr_max
PARAM_VALUE 0 mrt->mroute_sk->__sk_common.skc_prot 4096-ptr_max
PARAM_VALUE 0 mrt->mroute_sk->sk_filter 0
PARAM_VALUE 0 mrt->mroute_sk->sk_memcg->css.refcnt.percpu_count_ptr 1-u64max
PARAM_VALUE 0 mrt->mroute_sk->sk_memcg->tcpmem_pressure 0-1
PARAM_VALUE 0 mrt->mroute_sk->sk_receive_queue.next 4096-ptr_max
PARAM_VALUE 0 mrt->mroute_sk->sk_receive_queue.prev 4096-ptr_max
PARAM_VALUE 0 mrt->mroute_sk->sk_receive_queue.prev->next->next 4096-ptr_max
PARAM_VALUE 0 mrt->ops.rht_params 4096-ptr_max
PARAM_VALUE 1 mfc 4096-ptr_max
PARAM_VALUE 1 mfc->_c.list.next 4096-ptr_max
PARAM_VALUE 1 mfc->_c.list.prev 4096-ptr_max
PARAM_VALUE 1 mfc->_c.mfc_parent u16max
PARAM_VALUE 1 mfc->_c.mfc_un.unres.unresolved.next 4096-ptr_max
PARAM_VALUE 1 mfc->_c.mfc_un.unres.unresolved.prev 4096-ptr_max
PARAM_VALUE 1 mfc->_c.mfc_un.unres.unresolved.qlen 0
PARAM_VALUE 2 cmd 24
CAPPED_DATA 0 mrt->net.net 1
CAPPED_DATA 0 &mrt->mfc_unres_queue 1
DATA_SOURCE 0 mrt $0
DATA_SOURCE 1 mfc r ipmr_cache_alloc_unres
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 bh
LOCK2 global &mfc_unres_lock
HALF_LOCKED2 rcu_read

net/ipv4/ipmr.c ipmr_expire_process() -> mroute_netlink_event()

Type Parameter Key Value
PARAM_VALUE 0 mrt 4096-ptr_max
PARAM_VALUE 1 mfc 4096-ptr_max
PARAM_VALUE 2 cmd 25
CAPPED_DATA 0 &mrt->mfc_unres_queue 1
CAPPED_DATA 1 &mfc->list 1
PARAM_COMPARE 0 &mrt->mfc_unres_queue != $0->mfc_unres_queue.next
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 global &mfc_unres_lock

net/ipv4/ipmr.c ipmr_mfc_add() -> mroute_netlink_event()

Type Parameter Key Value
PARAM_VALUE 0 mrt 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_hash.ht.p.hashfn 4096-ptr_max
PARAM_VALUE 0 mrt->ops.rht_params 4096-ptr_max
PARAM_VALUE 1 mfc 4096-ptr_max
PARAM_VALUE 1 mfc->_c->mfc_un.res.ttls 0-255
PARAM_VALUE 1 mfc->_c.mfc_parent 0-31
PARAM_VALUE 1 mfc->_c.mfc_un.res.minvif 0-32
PARAM_VALUE 2 cmd 24
CAPPED_DATA 0 mrt->maxvif 1
DATA_SOURCE 0 mrt $1
DATA_SOURCE 1 mfc r ipmr_cache_find_parent
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 1 mfc->_c.mfc_parent 0-31
LOCK2 &net->ipv4.mfc_mutex
HALF_LOCKED2 global &rtnl_mutex
TYPE_LOCK (struct netns_ipv4)->mfc_mutex

net/ipv4/ipmr.c ipmr_mfc_add() -> mroute_netlink_event()

Type Parameter Key Value
PARAM_VALUE 0 mrt 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_cache_list.prev 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_cache_list.prev->next 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_hash.ht.p.hashfn 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_hash.ht.tbl 4096-ptr_max
PARAM_VALUE 0 mrt->ops.rht_params 4096-ptr_max
PARAM_VALUE 1 mfc 4096-ptr_max
PARAM_VALUE 1 mfc->_c->mfc_un.res.ttls 0-255
PARAM_VALUE 1 mfc->_c.free 8836429127286489088
PARAM_VALUE 1 mfc->_c.list.next 4096-ptr_max
PARAM_VALUE 1 mfc->_c.mfc_parent 0-31
PARAM_VALUE 1 mfc->_c.mfc_un.res.minvif 0-32
PARAM_VALUE 1 mfc->_c.mfc_un.res.refcount.refs.counter 1
PARAM_VALUE 2 cmd 24
CAPPED_DATA 0 mrt->maxvif 1
CAPPED_DATA 0 mrt->mfc_hash.ht.tbl 1
CAPPED_DATA 0 &mrt->mfc_unres_queue 1
DATA_SOURCE 0 mrt $1
DATA_SOURCE 1 mfc r ipmr_cache_alloc
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 1 mfc->_c.mfc_parent 0-31
USER_DATA 1 mfc->mfc_mcastgrp 0-u32max
USER_DATA 1 mfc->mfc_origin 0-u32max
LOCK2 &net->ipv4.mfc_mutex
HALF_LOCKED2 global &rtnl_mutex
TYPE_LOCK (struct netns_ipv4)->mfc_mutex

net/ipv4/ipmr.c ipmr_mfc_delete() -> mroute_netlink_event()

Type Parameter Key Value
PARAM_VALUE 0 mrt 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_hash.ht.p.hashfn 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_hash.ht.tbl->dep_map->name 0-255
PARAM_VALUE 0 mrt->net.net->gen 4096-ptr_max
PARAM_VALUE 0 mrt->ops.rht_params 4096-ptr_max
PARAM_VALUE 1 mfc 1-u64max
PARAM_VALUE 1 mfc->_c.list.next->prev 4096-ptr_max
PARAM_VALUE 2 cmd 25
CAPPED_DATA 0 mrt->net.net 1
DATA_SOURCE 0 mrt $0
DATA_SOURCE 1 mfc r ipmr_cache_find_parent
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &net->ipv4.mfc_mutex
HALF_LOCKED2 global &rtnl_mutex
TYPE_LOCK (struct netns_ipv4)->mfc_mutex

net/ipv4/ipmr.c mroute_clean_tables() -> mroute_netlink_event()

Type Parameter Key Value
PARAM_VALUE 0 mrt 4096-ptr_max
PARAM_VALUE 0 mrt->mfc_hash.ht.tbl->dep_map->name 0-255
PARAM_VALUE 0 mrt->net.net->gen 4096-ptr_max
PARAM_VALUE 0 mrt->net.net->ipv4.mfc_mutex.dep_map->name 0-255
PARAM_VALUE 0 mrt->net.net->ipv4.mfc_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 mrt->net.net->ipv4.mfc_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 mrt->net.net->ipv4.mfc_mutex.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 mrt->net.net->ipv4.mfc_mutex.wait_lock.owner (-1)
PARAM_VALUE 0 mrt->net.net->ipv4.mfc_mutex.wait_lock.owner_cpu u32max
PARAM_VALUE 1 mfc 4096-ptr_max
PARAM_VALUE 2 cmd 25
BUF_SIZE 0 mrt (-1),4288
BUF_SIZE 0 mrt (-1),4288
CAPPED_DATA 0 mrt->net.net 1
CAPPED_DATA 0 &mrt->mfc_cache_list 1
DATA_SOURCE 0 mrt $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &net->ipv4.mfc_mutex
HALF_LOCKED2 global &pernet_ops_rwsem
HALF_LOCKED2 global &rtnl_mutex
TYPE_LOCK (struct netns_ipv4)->mfc_mutex

net/ipv4/ipmr.c mroute_clean_tables() -> mroute_netlink_event()

Type Parameter Key Value
PARAM_VALUE 0 mrt 4096-ptr_max
PARAM_VALUE 1 mfc 4096-ptr_max
PARAM_VALUE 2 cmd 25
BUF_SIZE 0 mrt (-1),4288
BUF_SIZE 0 mrt (-1),4288
CAPPED_DATA 0 mrt->net.net 1
CAPPED_DATA 0 &mrt->mfc_unres_queue 1
DATA_SOURCE 0 mrt $0
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 bh
LOCK2 global &mfc_unres_lock
HALF_LOCKED2 global &pernet_ops_rwsem
HALF_LOCKED2 global &rtnl_mutex