函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\nlattr.c Create Date:2022-07-27 08:14:55
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：__nla_reserve_64bit - reserve room for attribute on the skb and align it*@skb: socket buffer to reserve room on*@attrtype: attribute type*@attrlen: length of attribute payload*@padattr: attribute type for the padding* Adds a netlink attribute header to a

函数原型：struct nlattr *__nla_reserve_64bit(struct sk_buff *skb, int attrtype, int attrlen, int padattr)

返回类型：struct nlattr

参数：

类型参数名称
struct sk_buff *skb
intattrtype
intattrlen
intpadattr
667  如果la_need_padding_for_64bit - test 64-bit alignment of the next attribute*@skb: socket buffer the message is stored in* Return true if padding is needed to align the next attribute (nla_data()) to* a 64-bit aligned area.则la_align_64bit - 64-bit align the nla_data() of next attribute*@skb: socket buffer the message is stored in*@padattr: attribute type for the padding* Conditionally emit a padding netlink attribute in order to make
670  返回:__nla_reserve - reserve room for attribute on the skb*@skb: socket buffer to reserve room on*@attrtype: attribute type*@attrlen: length of attribute payload* Adds a netlink attribute header to a socket buffer and reserves
调用者
名称描述
nla_reserve_64bitla_reserve_64bit - reserve room for attribute on the skb and align it*@skb: socket buffer to reserve room on*@attrtype: attribute type*@attrlen: length of attribute payload*@padattr: attribute type for the padding* Adds a netlink attribute header to a
__nla_put_64bit__nla_put_64bit - Add a netlink attribute to a socket buffer and align it*@skb: socket buffer to add attribute to*@attrtype: attribute type*@attrlen: length of attribute payload*@data: head of attribute payload*@padattr: attribute type for the padding*