diff options
Diffstat (limited to 'kernel/sched/core.c')
| -rw-r--r-- | kernel/sched/core.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 6c89806c834b..dcb88a06ef14 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -6977,6 +6977,8 @@ int sched_cpu_activate(unsigned int cpu) int sched_cpu_deactivate(unsigned int cpu) { + struct rq *rq = cpu_rq(cpu); + struct rq_flags rf; int ret; set_cpu_active(cpu, false); @@ -6991,6 +6993,14 @@ int sched_cpu_deactivate(unsigned int cpu) balance_push_set(cpu, true); + rq_lock_irqsave(rq, &rf); + if (rq->rd) { + update_rq_clock(rq); + BUG_ON(!cpumask_test_cpu(cpu, rq->rd->span)); + set_rq_offline(rq); + } + rq_unlock_irqrestore(rq, &rf); + #ifdef CONFIG_SCHED_SMT /* * When going down, decrement the number of cores with SMT present. @@ -7072,10 +7082,6 @@ int sched_cpu_dying(unsigned int cpu) sched_tick_stop(cpu); rq_lock_irqsave(rq, &rf); - if (rq->rd) { - BUG_ON(!cpumask_test_cpu(cpu, rq->rd->span)); - set_rq_offline(rq); - } BUG_ON(rq->nr_running != 1); rq_unlock_irqrestore(rq, &rf); |