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Documented in 1 files:

Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/bpf/reuseport_array.c bpf_sk_reuseport_detach() -> __locked_read_sk_user_data_with_flags()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->channel 0-127
PARAM_VALUE 0 sk->sk_callback_lock.dep_map->name 0-255
PARAM_VALUE 0 sk->sk_callback_lock.owner_cpu 0
PARAM_VALUE 0 sk->sk_callback_lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 sk->sk_reuseport_cb 1-u64max
PARAM_VALUE 1 flags 2
BUF_SIZE 0 sk s32min-(-1),1-s32max
BUF_SIZE 0 sk s32min-(-1),1-s32max
BUF_SIZE 0 sk->__sk_common.skc_net.net (-1),1-s32max
BUF_SIZE 0 sk->__sk_common.skc_prot (-1),448
BUF_SIZE 0 sk->sk_prot_creator (-1),448
BUF_SIZE 0 sk->sk_user_data (-1),1-259,368
CAPPED_DATA 0 sk->sk_reuseport_cb 1
DATA_SOURCE 0 sk $0
STR_LEN 0 sk (-1),3,7
STR_LEN 0 sk (-1),3,7
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 sk->sk_backlog.head->csum 0-4294967040[c]
HOST_DATA 0 sk->sk_backlog.head->csum_offset 0-u16max
HOST_DATA 0 sk->sk_backlog.head->data_len 0-u32max[c]
HOST_DATA 0 sk->sk_backlog.head->len 0-u32max[c]
HOST_DATA 0 sk->sk_backlog.head->tstamp 500000002-4294967299794967295[c]
HOST_DATA 0 sk->sk_backlog.head->users.refs.counter s32min-0,2-s32max
HOST_DATA 0 sk->sk_backlog.tail->csum 0-4294967040[c]
HOST_DATA 0 sk->sk_backlog.tail->csum_offset 0-u16max
HOST_DATA 0 sk->sk_backlog.tail->data_len 0-u32max[c]
HOST_DATA 0 sk->sk_backlog.tail->len 0-u32max[c]
HOST_DATA 0 sk->sk_backlog.tail->next->csum 0-4294967040[c]
HOST_DATA 0 sk->sk_backlog.tail->next->csum_offset 0-u16max
HOST_DATA 0 sk->sk_backlog.tail->next->data_len 0-u32max[c]
HOST_DATA 0 sk->sk_backlog.tail->next->len 0-u32max[c]
HOST_DATA 0 sk->sk_backlog.tail->next->tstamp 500000002-4294967299794967295[c]
HOST_DATA 0 sk->sk_backlog.tail->next->users.refs.counter s32min-0,2-s32max
HOST_DATA 0 sk->sk_backlog.tail->tstamp 500000002-4294967299794967295[c]
HOST_DATA 0 sk->sk_backlog.tail->users.refs.counter s32min-0,2-s32max
HOST_DATA 0 sk->sk_receive_queue.next->csum_offset 0-u16max
HOST_DATA 0 sk->sk_receive_queue.next->data_len 0-u32max[c]
HOST_DATA 0 sk->sk_receive_queue.next->len 0-u32max[c]
HOST_DATA 0 sk->sk_receive_queue.next->prev->csum_offset 0-u16max
HOST_DATA 0 sk->sk_receive_queue.next->prev->data_len 0-u32max[c]
HOST_DATA 0 sk->sk_receive_queue.next->prev->len 0-u32max[c]
HOST_DATA 0 sk->sk_receive_queue.next->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 0 sk->sk_receive_queue.next->tstamp 500000002-4294967299794967295[c]
HOST_DATA 0 sk->sk_receive_queue.prev->csum 0-126976[c]
HOST_DATA 0 sk->sk_receive_queue.prev->csum_offset 0-u16max
HOST_DATA 0 sk->sk_receive_queue.prev->data_len 0-u32max[c]
HOST_DATA 0 sk->sk_receive_queue.prev->len 0-241,4294901762-u32max[c]
HOST_DATA 0 sk->sk_receive_queue.prev->next->csum 0-126976[c]
HOST_DATA 0 sk->sk_receive_queue.prev->next->csum_offset 0-u16max
HOST_DATA 0 sk->sk_receive_queue.prev->next->data_len 0-u32max[c]
HOST_DATA 0 sk->sk_receive_queue.prev->next->len 0-241,4294901762-u32max[c]
HOST_DATA 0 sk->sk_receive_queue.prev->next->truesize 0-u32max
HOST_DATA 0 sk->sk_receive_queue.prev->truesize 0-u32max
HOST_DATA 0 sk->sk_write_queue.next->csum_offset 0-u16max
HOST_DATA 0 sk->sk_write_queue.next->data_len 0-u32max[c]
HOST_DATA 0 sk->sk_write_queue.next->len 0-u32max[c]
HOST_DATA 0 sk->sk_write_queue.next->prev->csum_offset 0-u16max
HOST_DATA 0 sk->sk_write_queue.next->prev->data_len 0-u32max[c]
HOST_DATA 0 sk->sk_write_queue.next->prev->len 0-u32max[c]
HOST_DATA 0 sk->sk_write_queue.next->prev->tstamp 500000002-4294967299794967295[c]
HOST_DATA 0 sk->sk_write_queue.next->tstamp 500000002-4294967299794967295[c]
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.head->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.head->end
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.head->len
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.head->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.head->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->end
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->len
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->next->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->next->end
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->next->len
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->next->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->next->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.tail->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_prot_creator->twsk_prot->twsk_slab->object_size
NO_OVERFLOW_SIMPLE 0 sk->sk_prot_creator->twsk_prot->twsk_slab->sheaf_capacity
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.prev->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.prev->len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.prev->next->data_len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.prev->next->len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.prev->truesize
UNITS 0 sk unit_byte
LOCK2 bh
LOCK2 global &reuseport_lock
LOCK2 0 &sk->sk_callback_lock
HALF_LOCKED2 &ilb2->lock
HALF_LOCKED2 0 sk
HALF_LOCKED2 0 &sk->__sk_common.skc_net.net->ipv4.ra_mutex
HALF_LOCKED2 0 &sk->__sk_common.skc_net.net->mctp.keys_lock
HALF_LOCKED2 0 &sk->sk_lock.slock
TYPE_LOCK (struct sock)->sk_callback_lock