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workqueue: debug flushing deadlocks with lockdep
[powerpc.git]
/
kernel
/
stop_machine.c
diff --git
a/kernel/stop_machine.c
b/kernel/stop_machine.c
index
fcee2a8
..
319821e
100644
(file)
--- a/
kernel/stop_machine.c
+++ b/
kernel/stop_machine.c
@@
-93,10
+93,6
@@
static void stopmachine_set_state(enum stopmachine_state state)
static int stop_machine(void)
{
int i, ret = 0;
static int stop_machine(void)
{
int i, ret = 0;
- struct sched_param param = { .sched_priority = MAX_RT_PRIO-1 };
-
- /* One high-prio thread per cpu. We'll do this one. */
- sched_setscheduler(current, SCHED_FIFO, ¶m);
atomic_set(&stopmachine_thread_ack, 0);
stopmachine_num_threads = 0;
atomic_set(&stopmachine_thread_ack, 0);
stopmachine_num_threads = 0;
@@
-189,6
+185,10
@@
struct task_struct *__stop_machine_run(int (*fn)(void *), void *data,
p = kthread_create(do_stop, &smdata, "kstopmachine");
if (!IS_ERR(p)) {
p = kthread_create(do_stop, &smdata, "kstopmachine");
if (!IS_ERR(p)) {
+ struct sched_param param = { .sched_priority = MAX_RT_PRIO-1 };
+
+ /* One high-prio thread per cpu. We'll do this one. */
+ sched_setscheduler(p, SCHED_FIFO, ¶m);
kthread_bind(p, cpu);
wake_up_process(p);
wait_for_completion(&smdata.done);
kthread_bind(p, cpu);
wake_up_process(p);
wait_for_completion(&smdata.done);