函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\net\netlink.h Create Date:2022-07-27 07:05:00
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：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.

函数原型：static inline bool nla_need_padding_for_64bit(struct sk_buff *skb)

返回类型：bool

参数：

类型参数名称
struct sk_buff *skb
1793  如果IS_ALIGNED((unsignedlong)skb_tail_pointer(skb), 8)则返回:true
1796  返回:false
调用者
名称描述
__nla_reserve_64bit__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
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_64bitla_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*
nla_align_64bitla_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