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authorThomas Gleixner <tglx@linutronix.de>2013-04-25 20:31:49 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-12-08 07:29:27 -0800
commit409d4ffaf0c8b29693243918217cec0044979395 (patch)
tree6d9f0a5026f0cbac46802e5f9caf22fd1dc5fd89 /include
parente8d630331dfe32c63438a4558eeda6f79c712485 (diff)
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clockevents: Add module refcount
commit ccf33d6880f39a35158fff66db13000ae4943fac upstream. 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> Cc: Kim Phillips <kim.phillips@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include')
-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 2f498f66c1b..ae1193bcf07 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;
/*