Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\bpf\helpers.c Create Date:2022-07-28 13:07:14
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:____bpf_map_update_elem

Proto:static inline __attribute__((__always_inline__)) u64 ____bpf_map_update_elem(struct bpf_map *map, void *key, void *value, u64 flags)

Type:u64

Parameter:

TypeParameterName
struct bpf_map *map
void *key
void *value
u64flags
44  WARN_ON_ONCE(!_read_lock_held() - might we be in RCU read-side critical section?* If CONFIG_DEBUG_LOCK_ALLOC is selected, returns nonzero iff in an RCU* read-side critical section)
45  Return map_update_elem(map, key, value, flags)