Function report |
Source Code:include\linux\bpf.h |
Create Date:2022-07-28 05:54:38 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:map_value_has_spin_lock
Proto:static inline bool map_value_has_spin_lock(const struct bpf_map *map)
Type:bool
Parameter:
Type | Parameter | Name |
---|---|---|
const struct bpf_map * | map |
125 | Return >=0 valid offset, <0 error >= 0 |
Name | Describe |
---|---|
bpf_map_mmap | |
map_check_btf | |
map_lookup_elem | |
map_update_elem | |
reg_may_point_to_spin_lock | |
check_map_access | heck read/write into a map element with possible variable offset |
process_spin_lock | Implementation details:* bpf_map_lookup returns PTR_TO_MAP_VALUE_OR_NULL* Two bpf_map_lookups (even with the same key) will have different reg->id |
check_helper_call | |
check_ld_imm | verify BPF_LD_IMM64 instruction |
check_map_prog_compatibility | |
htab_map_update_elem | Called from syscall or from eBPF program |
array_map_update_elem | Called from syscall or from eBPF program |
bpf_map_meta_alloc | |
cgroup_storage_update_elem |
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