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Subject[PATCH -tip V3 4/8] workqueue: use wq_online_cpumask in restore_unbound_workers_cpumask()
Date
From: Lai Jiangshan <laijs@linux.alibaba.com>

restore_unbound_workers_cpumask() is called when CPU_ONLINE, where
wq_online_cpumask equals to cpu_online_mask. So no fucntionality
changed.

Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Lai Jiangshan <laijs@linux.alibaba.com>
---
kernel/workqueue.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 6f75f7ebeb17..0a95ae14d46f 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -5033,13 +5033,14 @@ static void restore_unbound_workers_cpumask(struct worker_pool *pool, int cpu)
static cpumask_t cpumask;
struct worker *worker;

+ lockdep_assert_held(&wq_pool_mutex);
lockdep_assert_held(&wq_pool_attach_mutex);

/* is @cpu allowed for @pool? */
if (!cpumask_test_cpu(cpu, pool->attrs->cpumask))
return;

- cpumask_and(&cpumask, pool->attrs->cpumask, cpu_online_mask);
+ cpumask_and(&cpumask, pool->attrs->cpumask, wq_online_cpumask);

/* as we're called from CPU_ONLINE, the following shouldn't fail */
for_each_pool_worker(worker, pool)
--
2.19.1.6.gb485710b
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