diff options
| -rw-r--r-- | kernel/sched/debug.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index 929fdf09e8e9..ed9254da5116 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -339,8 +339,8 @@ static ssize_t sched_fair_server_write(struct file *filp, const char __user *ubu long cpu = (long) ((struct seq_file *) filp->private_data)->private; struct rq *rq = cpu_rq(cpu); u64 runtime, period; + int retval = 0; size_t err; - int retval; u64 value; err = kstrtoull_from_user(ubuf, cnt, 10, &value); @@ -374,8 +374,6 @@ static ssize_t sched_fair_server_write(struct file *filp, const char __user *ubu dl_server_stop(&rq->fair_server); retval = dl_server_apply_params(&rq->fair_server, runtime, period, 0); - if (retval) - cnt = retval; if (!runtime) printk_deferred("Fair server disabled in CPU %d, system may crash due to starvation.\n", @@ -383,6 +381,9 @@ static ssize_t sched_fair_server_write(struct file *filp, const char __user *ubu if (rq->cfs.h_nr_queued) dl_server_start(&rq->fair_server); + + if (retval < 0) + return retval; } *ppos += cnt; |