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-rw-r--r--kernel/kthread.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/kthread.c b/kernel/kthread.c
index 490924cc9e7c..9ff173dca1ae 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -248,15 +248,16 @@ static void create_kthread(struct kthread_create_info *create)
* kthread_create_on_node - create a kthread.
* @threadfn: the function to run until signal_pending(current).
* @data: data ptr for @threadfn.
- * @node: memory node number.
+ * @node: task and thread structures for the thread are allocated on this node
* @namefmt: printf-style name for the thread.
*
* Description: This helper function creates and names a kernel
* thread. The thread will be stopped: use wake_up_process() to start
- * it. See also kthread_run().
+ * it. See also kthread_run(). The new thread has SCHED_NORMAL policy and
+ * is affine to all CPUs.
*
* If thread is going to be bound on a particular cpu, give its node
- * in @node, to get NUMA affinity for kthread stack, or else give -1.
+ * in @node, to get NUMA affinity for kthread stack, or else give NUMA_NO_NODE.
* When woken, the thread will run @threadfn() with @data as its
* argument. @threadfn() can either call do_exit() directly if it is a
* standalone thread for which no one will call kthread_stop(), or