workqueue: kill NOAUTOREL works

We don't have any users, and it is not so trivial to use NOAUTOREL works
correctly.  It is better to simplify API.

Delete NOAUTOREL support and rename work_release to work_clear_pending to
avoid a confusion.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 3 deletions

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 41eaffd125ca..0611de815a8f 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -246,8 +246,7 @@ static void run_workqueue(struct cpu_workqueue_struct *cwq)
                 spin_unlock_irq(&cwq->lock);
 
                 BUG_ON(get_wq_data(work) != cwq);
-                if (!test_bit(WORK_STRUCT_NOAUTOREL, work_data_bits(work)))
-                        work_release(work);
+                work_clear_pending(work);
                 f(work);
 
                 if (unlikely(in_atomic() || lockdep_depth(current) > 0)) {
@@ -453,7 +452,7 @@ void flush_work(struct workqueue_struct *wq, struct work_struct *work)
          */
         spin_lock_irq(&cwq->lock);
         list_del_init(&work->entry);
-        work_release(work);
+        work_clear_pending(work);
         spin_unlock_irq(&cwq->lock);
 
         for_each_cpu_mask(cpu, *cpu_map)