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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/xdp/xskmap.c xsk_map_delete_elem() -> xsk_map_sock_delete()

Type Parameter Key Value
PARAM_VALUE 0 xs 1-u64max
PARAM_VALUE 1 map_entry 4096-ptr_max
PREEMPT_ADD <- disables preempt
NOCHECK_CALL
LOCK2 &m->lock
LOCK2 bh
HALF_LOCKED2 rcu_read
TYPE_LOCK (struct xsk_map)->lock

net/xdp/xskmap.c xsk_map_try_sock_delete() -> xsk_map_sock_delete()

Type Parameter Key Value
PARAM_VALUE 0 xs 4096-ptr_max
PARAM_VALUE 0 xs->__sk_common.skc_node.pprev 0
PARAM_VALUE 0 xs->map_list_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 xs->skb 0,4096-ptr_max
PARAM_VALUE 0 xs->skb->_nfct 0
PARAM_VALUE 0 xs->skb->_skb_refdst 0
PARAM_VALUE 0 xs->skb->active_extensions 0
PARAM_VALUE 0 xs->skb->destructor 0
PARAM_VALUE 0 xs->skb->sk 0
PARAM_VALUE 0 xs->skb->sk->__sk_common.skc_net.net->notrefcnt_tracker.dead 1
PARAM_VALUE 0 xs->skb->sk->__sk_common.skc_net.net->notrefcnt_tracker.quarantine.prev 4096-ptr_max
PARAM_VALUE 0 xs->skb->sk->__sk_common.skc_net.net->refcnt_tracker.dead 1
PARAM_VALUE 0 xs->skb->sk->ns_tracker->alloc_stack_handle 0-4294967295
PARAM_VALUE 0 xs->skb->sk->ns_tracker->dead 0-1
PARAM_VALUE 0 xs->skb->sk->ns_tracker->free_stack_handle 0-4294967295
PARAM_VALUE 0 xs->skb->sk->sk_bpf_storage->owner_refcnt.refs.counter s32min-s32max
PARAM_VALUE 0 xs->skb->sk->sk_callback_lock.owner (-1)
PARAM_VALUE 0 xs->skb->sk->sk_callback_lock.owner_cpu u32max
PARAM_VALUE 0 xs->skb->sk->sk_callback_lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 xs->skb->sk->sk_filter->rcu.func 1-u64max
PARAM_VALUE 0 xs->skb->sk->sk_owner->refcnt.counter 0-s32max
PARAM_VALUE 0 xs->skb->sk->sk_prot_creator->owner->refcnt.counter 0-s32max
PARAM_VALUE 0 xs->skb->sk->sk_rcu.func 1-u64max
PARAM_VALUE 1 map_entry 4096-ptr_max
PARAM_VALUE 1 *map_entry 0
CAPPED_DATA 0 xs 1
CAPPED_DATA 0 xs->skb 1
DATA_SOURCE 0 xs $1
DATA_SOURCE 1 map_entry $2
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 0 xs unit_byte
LOCK2 &map->lock
LOCK2 bh
HALF_LOCKED2 &inode->i_rwsem
TYPE_LOCK (struct xsk_map)->lock

net/xdp/xskmap.c xsk_map_update_elem() -> xsk_map_sock_delete()

Type Parameter Key Value
PARAM_VALUE 0 xs 1-u64max
PARAM_VALUE 1 map_entry 4096-ptr_max
PARAM_VALUE 1 *map_entry 4096-ptr_max
PREEMPT_ADD <- disables preempt
NOCHECK_CALL
UNITS 0 xs unit_byte
LOCK2 &m->lock
LOCK2 bh
TYPE_LOCK (struct xsk_map)->lock