diff options
Diffstat (limited to 'kernel/sched/debug.c')
| -rw-r--r-- | kernel/sched/debug.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index 4809e1d23081..5e09cf9fae3e 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -416,6 +416,9 @@ static ssize_t sched_server_write_common(struct file *filp, const char __user *u return -EINVAL; } + if (!cpu_online(cpu_of(rq))) + return -EBUSY; + update_rq_clock(rq); dl_server_stop(dl_se); retval = dl_server_apply_params(dl_se, runtime, period, 0); |