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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /kernel/workqueue.c
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'kernel/workqueue.c')
-rw-r--r--kernel/workqueue.c26
1 files changed, 12 insertions, 14 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 1de0f5fab..bcb14cafe 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -338,20 +338,20 @@ static void workqueue_sysfs_unregister(struct workqueue_struct *wq);
#include <trace/events/workqueue.h>
#define assert_rcu_or_pool_mutex() \
- rcu_lockdep_assert(rcu_read_lock_sched_held() || \
- lockdep_is_held(&wq_pool_mutex), \
- "sched RCU or wq_pool_mutex should be held")
+ RCU_LOCKDEP_WARN(!rcu_read_lock_sched_held() && \
+ !lockdep_is_held(&wq_pool_mutex), \
+ "sched RCU or wq_pool_mutex should be held")
#define assert_rcu_or_wq_mutex(wq) \
- rcu_lockdep_assert(rcu_read_lock_sched_held() || \
- lockdep_is_held(&wq->mutex), \
- "sched RCU or wq->mutex should be held")
+ RCU_LOCKDEP_WARN(!rcu_read_lock_sched_held() && \
+ !lockdep_is_held(&wq->mutex), \
+ "sched RCU or wq->mutex should be held")
#define assert_rcu_or_wq_mutex_or_pool_mutex(wq) \
- rcu_lockdep_assert(rcu_read_lock_sched_held() || \
- lockdep_is_held(&wq->mutex) || \
- lockdep_is_held(&wq_pool_mutex), \
- "sched RCU, wq->mutex or wq_pool_mutex should be held")
+ RCU_LOCKDEP_WARN(!rcu_read_lock_sched_held() && \
+ !lockdep_is_held(&wq->mutex) && \
+ !lockdep_is_held(&wq_pool_mutex), \
+ "sched RCU, wq->mutex or wq_pool_mutex should be held")
#define for_each_cpu_worker_pool(pool, cpu) \
for ((pool) = &per_cpu(cpu_worker_pools, cpu)[0]; \
@@ -1714,9 +1714,7 @@ static struct worker *create_worker(struct worker_pool *pool)
goto fail;
set_user_nice(worker->task, pool->attrs->nice);
-
- /* prevent userland from meddling with cpumask of workqueue workers */
- worker->task->flags |= PF_NO_SETAFFINITY;
+ kthread_bind_mask(worker->task, pool->attrs->cpumask);
/* successful, attach the worker to the pool */
worker_attach_to_pool(worker, pool);
@@ -3856,7 +3854,7 @@ struct workqueue_struct *__alloc_workqueue_key(const char *fmt,
}
wq->rescuer = rescuer;
- rescuer->task->flags |= PF_NO_SETAFFINITY;
+ kthread_bind_mask(rescuer->task, cpu_possible_mask);
wake_up_process(rescuer->task);
}