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authorRussell King <rmk+kernel@arm.linux.org.uk>2009-10-17 16:29:01 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-10-17 16:29:01 +0100
commit50ad5f591bf0d2c877cb3689be01bea9eefdeb2b (patch)
treeb9979a6649f053fc824f75e4ad65ac22854fd4b4 /kernel/workqueue.c
parentARM: 5763/1: ARM: SMP: Fix the BUG with CONFIG_PREEMPT enabled (diff)
parent[ARM] pxa/spitz: add gpio button support (fixes regression) (diff)
downloadlinux-rng-50ad5f591bf0d2c877cb3689be01bea9eefdeb2b.tar.xz
linux-rng-50ad5f591bf0d2c877cb3689be01bea9eefdeb2b.zip
Merge branch 'fix' of git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6
Diffstat (limited to 'kernel/workqueue.c')
-rw-r--r--kernel/workqueue.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index addfe2df93b1..47cdd7e76f2b 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -640,6 +640,24 @@ int schedule_delayed_work(struct delayed_work *dwork,
EXPORT_SYMBOL(schedule_delayed_work);
/**
+ * flush_delayed_work - block until a dwork_struct's callback has terminated
+ * @dwork: the delayed work which is to be flushed
+ *
+ * Any timeout is cancelled, and any pending work is run immediately.
+ */
+void flush_delayed_work(struct delayed_work *dwork)
+{
+ if (del_timer_sync(&dwork->timer)) {
+ struct cpu_workqueue_struct *cwq;
+ cwq = wq_per_cpu(keventd_wq, get_cpu());
+ __queue_work(cwq, &dwork->work);
+ put_cpu();
+ }
+ flush_work(&dwork->work);
+}
+EXPORT_SYMBOL(flush_delayed_work);
+
+/**
* schedule_delayed_work_on - queue work in global workqueue on CPU after delay
* @cpu: cpu to use
* @dwork: job to be done