函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\bpf\verifier.c Create Date:2022-07-27 14:09:52
Last Modify:2022-05-19 20:02:10 Copyright©Brick
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函数名称：reg_is_pkt_pointer_any

函数原型：static bool reg_is_pkt_pointer_any(const struct bpf_reg_state *reg)

返回类型：bool

参数：

类型参数名称
const struct bpf_reg_state *reg
962  返回:reg_is_pkt_pointer(reg)或 Ordering of fields matters. See states_equal() 恒等于skb->data + headlen
调用者
名称描述
__clear_all_pkt_pointersPacket data might have moved, any old PTR_TO_PACKET[_META,_END]* are now invalid, so turn them into unknown SCALAR_VALUE.