17 lines
548 B
C
17 lines
548 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _PVCLOCK_GTOD_H
|
|
#define _PVCLOCK_GTOD_H
|
|
|
|
#include <linux/notifier.h>
|
|
|
|
/*
|
|
* The pvclock gtod notifier is called when the system time is updated
|
|
* and is used to keep guest time synchronized with host time.
|
|
*
|
|
* The 'action' parameter in the notifier function is false (0), or
|
|
* true (non-zero) if system time was stepped.
|
|
*/
|
|
extern int pvclock_gtod_register_notifier(struct notifier_block *nb);
|
|
extern int pvclock_gtod_unregister_notifier(struct notifier_block *nb);
|
|
|
|
#endif /* _PVCLOCK_GTOD_H */
|