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docs: cgroup-v1: Fix description for css_online

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The original description refers to the comment on
cgroup_for_each_descendant_pre() for more details. However, the macro
cgroup_for_each_descendant_pre() no longer exist, we replace it with the
corresponding macro cgroup_for_each_live_descendant_pre().

Signed-off-by: I Hsin Cheng <richard120310@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
I Hsin Cheng 2024-04-08 11:53:29 +08:00 committed by Tejun Heo
parent 812c5945bd
commit a24e3b7d27
1 changed files with 1 additions and 1 deletions
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Documentation/admin-guide/cgroup-v1/cgroups.rst
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@ -570,7 +570,7 @@ visible to cgroup_for_each_child/descendant_*() iterators. The
subsystem may choose to fail creation by returning -errno. This
callback can be used to implement reliable state sharing and
propagation along the hierarchy. See the comment on
cgroup_for_each_descendant_pre() for details.
cgroup_for_each_live_descendant_pre() for details.
``void css_offline(struct cgroup *cgrp);``
(cgroup_mutex held by caller)