函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\net\inet_ecn.h Create Date:2022-07-27 07:39:58
Last Modify:2020-03-12 14:18:49 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称:INET_ECN_is_not_ect

函数原型:static inline int INET_ECN_is_not_ect(__u8 dsfield)

返回类型:int

参数:

类型参数名称
__u8dsfield
28  返回:dsfield按位与INET_ECN_MASK的值恒等于INET_ECN_NOT_ECT
调用者
名称描述
IP6_ECN_set_ceNote:* IP_ECN_set_ce() has to tweak IPV4 checksum when setting CE,* meaning both changes have no effect on skb->csum if/when CHECKSUM_COMPLETE* In IPv6 case, no checksum compensates the change in IPv6 header,* so we have to update skb->csum.
__INET_ECN_decapsulateRFC 6040 4