Merge commit 'v3.6-rc1' into linux-next

* commit 'v3.6-rc1': (9532 commits)
  Linux 3.6-rc1
  mm: remove node_start_pfn checking in new WARN_ON for now
  ARM: mmp: add missing irqs.h
  arm: mvebu: fix typo in .dtsi comment for Armada XP SoCs
  ARM: PRIMA2: delete redundant codes to restore LATCHED when timer resumes
  libceph: fix crypto key null deref, memory leak
  ceph: simplify+fix atomic_open
  sh: explicitly include sh_dma.h in setup-sh7722.c
  um: Add arch/x86/um to MAINTAINERS
  um: pass siginfo to guest process
  um: fix ubd_file_size for read-only files
  md/dm-raid: DM_RAID should select MD_RAID10
  md/raid1: submit IO from originating thread instead of md thread.
  raid5: raid5d handle stripe in batch way
  raid5: make_request use batch stripe release
  um: pull interrupt_end() into userspace()
  um: split syscall_trace(), pass pt_regs to it
  um: switch UPT_SET_RETURN_VALUE and regs_return_value to pt_regs
  MIPS: Loongson 2: Sort out clock managment.
  locks: remove unused lm_release_private
  ...

1 files changed, 23 insertions, 4 deletions

diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c
index e663e6f413e9..c599095bc005 100644
--- a/drivers/leds/led-class.c
+++ b/drivers/leds/led-class.c
@@ -53,7 +53,7 @@ static ssize_t led_brightness_store(struct device *dev,
 
 	if (state == LED_OFF)
 		led_trigger_remove(led_cdev);
-	led_set_brightness(led_cdev, state);
+	__led_set_brightness(led_cdev, state);
 
 	return size;
 }
@@ -82,7 +82,12 @@ static void led_timer_function(unsigned long data)
 	unsigned long delay;
 
 	if (!led_cdev->blink_delay_on || !led_cdev->blink_delay_off) {
-		led_set_brightness(led_cdev, LED_OFF);
+		__led_set_brightness(led_cdev, LED_OFF);
+		return;
+	}
+
+	if (led_cdev->flags & LED_BLINK_ONESHOT_STOP) {
+		led_cdev->flags &= ~LED_BLINK_ONESHOT_STOP;
 		return;
 	}
 
@@ -100,7 +105,21 @@ static void led_timer_function(unsigned long data)
 		delay = led_cdev->blink_delay_off;
 	}
 
-	led_set_brightness(led_cdev, brightness);
+	__led_set_brightness(led_cdev, brightness);
+
+	/* Return in next iteration if led is in one-shot mode and we are in
+	 * the final blink state so that the led is toggled each delay_on +
+	 * delay_off milliseconds in worst case.
+	 */
+	if (led_cdev->flags & LED_BLINK_ONESHOT) {
+		if (led_cdev->flags & LED_BLINK_INVERT) {
+			if (brightness)
+				led_cdev->flags |= LED_BLINK_ONESHOT_STOP;
+		} else {
+			if (!brightness)
+				led_cdev->flags |= LED_BLINK_ONESHOT_STOP;
+		}
+	}
 
 	mod_timer(&led_cdev->blink_timer, jiffies + msecs_to_jiffies(delay));
 }
@@ -203,7 +222,7 @@ void led_classdev_unregister(struct led_classdev *led_cdev)
 #endif
 
 	/* Stop blinking */
-	led_brightness_set(led_cdev, LED_OFF);
+	led_set_brightness(led_cdev, LED_OFF);
 
 	device_unregister(led_cdev->dev);