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Merge git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-hrt

* git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-hrt:
  clocksource: allow read access to available/current_clocksource
  clocksource: Fix permissions for available_clocksource
  hrtimer: remove duplicate helper function
Linus Torvalds 17 年之前
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共有 4 个文件被更改,包括 11 次插入17 次删除
  1. 9 0
      include/linux/hrtimer.h
  2. 0 9
      kernel/hrtimer.c
  3. 2 2
      kernel/time/clocksource.c
  4. 0 6
      net/can/bcm.c

+ 9 - 0
include/linux/hrtimer.h

@@ -316,6 +316,15 @@ static inline int hrtimer_is_queued(struct hrtimer *timer)
 		(HRTIMER_STATE_ENQUEUED | HRTIMER_STATE_PENDING);
 		(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: */
 /* Forward a hrtimer so it expires after now: */
 extern u64
 extern u64
 hrtimer_forward(struct hrtimer *timer, ktime_t now, ktime_t interval);
 hrtimer_forward(struct hrtimer *timer, ktime_t now, ktime_t interval);

+ 0 - 9
kernel/hrtimer.c

@@ -153,15 +153,6 @@ static void hrtimer_get_softirq_time(struct hrtimer_cpu_base *base)
 		ktime_add(xtim, tomono);
 		ktime_add(xtim, tomono);
 }
 }
 
 
-/*
- * 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;
-}
-
 /*
 /*
  * Functions and macros which are different for UP/SMP systems are kept in a
  * Functions and macros which are different for UP/SMP systems are kept in a
  * single place
  * single place

+ 2 - 2
kernel/time/clocksource.c

@@ -471,10 +471,10 @@ sysfs_show_available_clocksources(struct sys_device *dev, char *buf)
 /*
 /*
  * Sysfs setup bits:
  * Sysfs setup bits:
  */
  */
-static SYSDEV_ATTR(current_clocksource, 0600, sysfs_show_current_clocksources,
+static SYSDEV_ATTR(current_clocksource, 0644, sysfs_show_current_clocksources,
 		   sysfs_override_clocksource);
 		   sysfs_override_clocksource);
 
 
-static SYSDEV_ATTR(available_clocksource, 0600,
+static SYSDEV_ATTR(available_clocksource, 0444,
 		   sysfs_show_available_clocksources, NULL);
 		   sysfs_show_available_clocksources, NULL);
 
 
 static struct sysdev_class clocksource_sysclass = {
 static struct sysdev_class clocksource_sysclass = {

+ 0 - 6
net/can/bcm.c

@@ -412,12 +412,6 @@ static void bcm_rx_changed(struct bcm_op *op, struct can_frame *data)
 	bcm_send_to_user(op, &head, data, 1);
 	bcm_send_to_user(op, &head, data, 1);
 }
 }
 
 
-/* TODO: move to linux/hrtimer.h */
-static inline int hrtimer_callback_running(struct hrtimer *timer)
-{
-        return timer->state & HRTIMER_STATE_CALLBACK;
-}
-
 /*
 /*
  * bcm_rx_update_and_send - process a detected relevant receive content change
  * bcm_rx_update_and_send - process a detected relevant receive content change
  *                          1. update the last received data
  *                          1. update the last received data