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authorIngo Molnar <mingo@elte.hu>2010-10-07 09:43:11 +0200
committerIngo Molnar <mingo@elte.hu>2010-10-07 09:43:11 +0200
commitd4f8f217b8a5d5bd02af979650418dca4caec472 (patch)
treeaf047bfa9729c975e24cb7624107574e884d3a57 /kernel/cgroup.c
parent2dfbf4dfbe47a484bae20456c12b40763b9b6af7 (diff)
parent773e3f93577ffb493fb7c39b1a6ecf39b5748e87 (diff)
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Merge branch 'rcu/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-2.6-rcu into core/rcu
Diffstat (limited to 'kernel/cgroup.c')
-rw-r--r--kernel/cgroup.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index e5c5497a7dc..291ba3d04be 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1791,19 +1791,20 @@ out:
}
/**
- * cgroup_attach_task_current_cg - attach task 'tsk' to current task's cgroup
+ * cgroup_attach_task_all - attach task 'tsk' to all cgroups of task 'from'
+ * @from: attach to all cgroups of a given task
* @tsk: the task to be attached
*/
-int cgroup_attach_task_current_cg(struct task_struct *tsk)
+int cgroup_attach_task_all(struct task_struct *from, struct task_struct *tsk)
{
struct cgroupfs_root *root;
- struct cgroup *cur_cg;
int retval = 0;
cgroup_lock();
for_each_active_root(root) {
- cur_cg = task_cgroup_from_root(current, root);
- retval = cgroup_attach_task(cur_cg, tsk);
+ struct cgroup *from_cg = task_cgroup_from_root(from, root);
+
+ retval = cgroup_attach_task(from_cg, tsk);
if (retval)
break;
}
@@ -1811,7 +1812,7 @@ int cgroup_attach_task_current_cg(struct task_struct *tsk)
return retval;
}
-EXPORT_SYMBOL_GPL(cgroup_attach_task_current_cg);
+EXPORT_SYMBOL_GPL(cgroup_attach_task_all);
/*
* Attach task with pid 'pid' to cgroup 'cgrp'. Call with cgroup_mutex