diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/cpu.h | 5 | ||||
| -rw-r--r-- | include/linux/kthread.h | 8 | ||||
| -rw-r--r-- | include/trace/events/workqueue.h | 2 |
3 files changed, 6 insertions, 9 deletions
diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 2e9b9ebbeb78..ce7a074f2519 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -73,8 +73,9 @@ enum { /* migration should happen before other stuff but after perf */ CPU_PRI_PERF = 20, CPU_PRI_MIGRATION = 10, - /* prepare workqueues for other notifiers */ - CPU_PRI_WORKQUEUE = 5, + /* bring up workqueues before normal notifiers and down after */ + CPU_PRI_WORKQUEUE_UP = 5, + CPU_PRI_WORKQUEUE_DOWN = -5, }; #define CPU_ONLINE 0x0002 /* CPU (unsigned)v is up */ diff --git a/include/linux/kthread.h b/include/linux/kthread.h index 0714b24c0e45..22ccf9dee177 100644 --- a/include/linux/kthread.h +++ b/include/linux/kthread.h @@ -49,8 +49,6 @@ extern int tsk_fork_get_node(struct task_struct *tsk); * can be queued and flushed using queue/flush_kthread_work() * respectively. Queued kthread_works are processed by a kthread * running kthread_worker_fn(). - * - * A kthread_work can't be freed while it is executing. */ struct kthread_work; typedef void (*kthread_work_func_t)(struct kthread_work *work); @@ -59,15 +57,14 @@ struct kthread_worker { spinlock_t lock; struct list_head work_list; struct task_struct *task; + struct kthread_work *current_work; }; struct kthread_work { struct list_head node; kthread_work_func_t func; wait_queue_head_t done; - atomic_t flushing; - int queue_seq; - int done_seq; + struct kthread_worker *worker; }; #define KTHREAD_WORKER_INIT(worker) { \ @@ -79,7 +76,6 @@ struct kthread_work { .node = LIST_HEAD_INIT((work).node), \ .func = (fn), \ .done = __WAIT_QUEUE_HEAD_INITIALIZER((work).done), \ - .flushing = ATOMIC_INIT(0), \ } #define DEFINE_KTHREAD_WORKER(worker) \ diff --git a/include/trace/events/workqueue.h b/include/trace/events/workqueue.h index 4018f5058f27..f28d1b65f178 100644 --- a/include/trace/events/workqueue.h +++ b/include/trace/events/workqueue.h @@ -54,7 +54,7 @@ TRACE_EVENT(workqueue_queue_work, __entry->function = work->func; __entry->workqueue = cwq->wq; __entry->req_cpu = req_cpu; - __entry->cpu = cwq->gcwq->cpu; + __entry->cpu = cwq->pool->gcwq->cpu; ), TP_printk("work struct=%p function=%pf workqueue=%p req_cpu=%u cpu=%u", |