Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\cgroup\cgroup.c Create Date:2022-07-28 11:07:48
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:allocate_cgrp_cset_links - allocate cgrp_cset_links*@count: the number of links to allocate*@tmp_links: list_head the allocated links are put on* Allocate @count cgrp_cset_link structures and chain them on @tmp_links* through ->cset_link

Proto:static int allocate_cgrp_cset_links(int count, struct list_head *tmp_links)

Type:int

Parameter:

TypeParameterName
intcount
struct list_head *tmp_links
1126  Initialization list head
1128  When i < count cycle
1129  link = kzalloc - allocate memory. The memory is set to zero.*@size: how many bytes of memory are required.*@flags: the type of memory to allocate (see kmalloc).
1130  If Not link Then
1131  free_cgrp_cset_links(tmp_links)
1132  Return -ENOMEM
1134  list_add - add a new entry*@new: new entry to be added*@head: list head to add it after* Insert a new entry after the specified head.* This is good for implementing stacks.
1136  Return 0
Caller
NameDescribe
find_css_setd_css_set - return a new css_set with one cgroup updated*@old_cset: the baseline css_set*@cgrp: the cgroup to be updated* Return a new css_set that's equivalent to @old_cset, but with @cgrp* substituted into the appropriate hierarchy.
cgroup_setup_root