diff options
Diffstat (limited to 'kernel/sched/deadline.c')
| -rw-r--r-- | kernel/sched/deadline.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index 98d96d40e202..0f75e95ae024 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -2561,7 +2561,7 @@ int sched_dl_global_validate(void) u64 new_bw = to_ratio(period, runtime); u64 gen = ++dl_generation; struct dl_bw *dl_b; - int cpu, ret = 0; + int cpu, cpus, ret = 0; unsigned long flags; /* @@ -2576,9 +2576,10 @@ int sched_dl_global_validate(void) goto next; dl_b = dl_bw_of(cpu); + cpus = dl_bw_cpus(cpu); raw_spin_lock_irqsave(&dl_b->lock, flags); - if (new_bw < dl_b->total_bw) + if (new_bw * cpus < dl_b->total_bw) ret = -EBUSY; raw_spin_unlock_irqrestore(&dl_b->lock, flags); |