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authorThomas Gleixner <tglx@linutronix.de>2013-04-25 20:31:49 +0000
committerThomas Gleixner <tglx@linutronix.de>2013-05-16 11:09:17 +0200
commitccf33d6880f39a35158fff66db13000ae4943fac (patch)
treea39cb95e64c412b107c8640ae521bda78a7d1033 /include/linux/clockchips.h
parent8c53daf63f56791ed47fc585206ef3049489612f (diff)
clockevents: Add module refcount
We want to be able to remove clockevent modules as well. Add a refcount so we don't remove a module with an active clock event device. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: John Stultz <john.stultz@linaro.org> Cc: Magnus Damm <magnus.damm@gmail.com> Link: http://lkml.kernel.org/r/20130425143436.307435149@linutronix.de Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/clockchips.h')
-rw-r--r--include/linux/clockchips.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h
index 2f498f66c1bb..ae1193bcf074 100644
--- a/include/linux/clockchips.h
+++ b/include/linux/clockchips.h
@@ -30,6 +30,7 @@ enum clock_event_nofitiers {
#include <linux/notifier.h>
struct clock_event_device;
+struct module;
/* Clock event mode commands */
enum clock_event_mode {
@@ -83,6 +84,7 @@ enum clock_event_mode {
* @irq: IRQ number (only for non CPU local devices)
* @cpumask: cpumask to indicate for which CPUs this device works
* @list: list head for the management code
+ * @owner: module reference
*/
struct clock_event_device {
void (*event_handler)(struct clock_event_device *);
@@ -112,6 +114,7 @@ struct clock_event_device {
int irq;
const struct cpumask *cpumask;
struct list_head list;
+ struct module *owner;
} ____cacheline_aligned;
/*