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authorTetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>2022-08-26 11:48:29 +0900
committerTejun Heo <tj@kernel.org>2022-08-26 11:14:34 -1000
commit075b593f54f0f3883532cb750081cae6917bc8fe (patch)
tree11ead9cc37bd67c702ef94862f922d1575169e95 /kernel/cgroup/cgroup-internal.h
parent265efc941fbb5c4478d0466fbb2186bf6d57a9be (diff)
cgroup: Use cgroup_attach_{lock,unlock}() from cgroup_attach_task_all()
No behavior changes; preparing for potential locking changes in future. Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Reviewed-by:Mukesh Ojha <quic_mojha@quicinc.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel/cgroup/cgroup-internal.h')
-rw-r--r--kernel/cgroup/cgroup-internal.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/cgroup/cgroup-internal.h b/kernel/cgroup/cgroup-internal.h
index 36b740cb3d59..2c7ecca226be 100644
--- a/kernel/cgroup/cgroup-internal.h
+++ b/kernel/cgroup/cgroup-internal.h
@@ -250,6 +250,8 @@ int cgroup_migrate(struct task_struct *leader, bool threadgroup,
int cgroup_attach_task(struct cgroup *dst_cgrp, struct task_struct *leader,
bool threadgroup);
+void cgroup_attach_lock(bool lock_threadgroup);
+void cgroup_attach_unlock(bool lock_threadgroup);
struct task_struct *cgroup_procs_write_start(char *buf, bool threadgroup,
bool *locked)
__acquires(&cgroup_threadgroup_rwsem);