Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\bpf\verifier.c Create Date:2022-07-28 13:01:37
Last Modify:2022-05-19 20:02:10 Copyright©Brick
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Name:reg_combine_min_max

Proto:static void reg_combine_min_max(struct bpf_reg_state *true_src, struct bpf_reg_state *true_dst, struct bpf_reg_state *false_src, struct bpf_reg_state *false_dst, u8 opcode)

Type:void

Parameter:

TypeParameterName
struct bpf_reg_state *true_src
struct bpf_reg_state *true_dst
struct bpf_reg_state *false_src
struct bpf_reg_state *false_dst
u8opcode
5843  Case opcode == BPF_JEQ
5844  Regs are known to be equal, so intersect their min/max/var_off
5845  Break
5846  Case opcode == jump !=
5847  Regs are known to be equal, so intersect their min/max/var_off
5848  Break
Caller
NameDescribe
check_cond_jmp_op