Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\bpf\verifier.c Create Date:2022-07-28 12:57:06
Last Modify:2022-05-19 20:02:10 Copyright©Brick
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Name:Backtrack one insn at a time. If idx is not at the top of recorded* history then previous instruction came from straight line execution.

Proto:static int get_prev_insn_idx(struct bpf_verifier_state *st, int i, u32 *history)

Type:int

Parameter:

TypeParameterName
struct bpf_verifier_state *st
inti
u32 *history
1494  cnt = history
1496  If cnt && idx == i Then
1497  i = prev_idx
1498  history--
1499  Else
1500  i--
1502  Return i
Caller
NameDescribe
__mark_chain_precision