X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fhrtimer.h;h=6d93dce61cbbc25c8b17d2f8f8c5c9d0e864ee9f;hb=cefcade9e7b2331110fdd709b5871ebcc5f9a40f;hp=31a4d653389f6d8e76405451c75f88c721328c03;hpb=c92758ceda477b1333fde35327cfa867dcc47bd1;p=linux-2.6

diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h
index 31a4d65338..6d93dce61c 100644
--- a/include/linux/hrtimer.h
+++ b/include/linux/hrtimer.h
@@ -316,6 +316,15 @@ static inline int hrtimer_is_queued(struct hrtimer *timer)
 		(HRTIMER_STATE_ENQUEUED | HRTIMER_STATE_PENDING);
 }
 
+/*
+ * Helper function to check, whether the timer is running the callback
+ * function
+ */
+static inline int hrtimer_callback_running(struct hrtimer *timer)
+{
+	return timer->state & HRTIMER_STATE_CALLBACK;
+}
+
 /* Forward a hrtimer so it expires after now: */
 extern u64
 hrtimer_forward(struct hrtimer *timer, ktime_t now, ktime_t interval);