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ANDROID: GKI: Export css_task_iter_start()

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Export css_task_iter_start() and css_task_iter_next() and
css_task_iter_end() inorder to support task iteration in a cgroup in
vendor modules.

Bug: 348564818
Bug: 353112770

Change-Id: Id93963ddd30ab02c7a4d5086f19d15310e4eda14
Signed-off-by: seanwang1 <seanwang1@lenovo.com>
(cherry picked from commit 978f805a2d4b5a0bed9576750152af33f1b4fe45)
(cherry picked from commit 0383c45728a68989b76a7afeb99d6e9e611c99d4)
(cherry picked from commit f68e05cd5b29f241f096c676186002f25803c6a1)
This commit is contained in:
seanwang1
2024-04-25 17:08:03 +08:00
committed by Treehugger Robot
parent 84849bc819
commit 28cbf47bba
1 changed files with 3 additions and 0 deletions
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3
kernel/cgroup/cgroup.c
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@@ -5025,6 +5025,7 @@ void css_task_iter_start(struct cgroup_subsys_state *css, unsigned int flags,
spin_unlock_irqrestore(&css_set_lock, irqflags);
}
EXPORT_SYMBOL_GPL(css_task_iter_start);
/**
* css_task_iter_next - return the next task for the iterator
@@ -5060,6 +5061,7 @@ struct task_struct *css_task_iter_next(struct css_task_iter *it)
return it->cur_task;
}
EXPORT_SYMBOL_GPL(css_task_iter_next);
/**
* css_task_iter_end - finish task iteration
@@ -5084,6 +5086,7 @@ void css_task_iter_end(struct css_task_iter *it)
if (it->cur_task)
put_task_struct(it->cur_task);
}
EXPORT_SYMBOL_GPL(css_task_iter_end);
static void cgroup_procs_release(struct kernfs_open_file *of)
{