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include/linux/pvclock_gtod.h
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#ifndef _PVCLOCK_GTOD_H #define _PVCLOCK_GTOD_H #include <linux/notifier.h> |
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/* * 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. */ |
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extern int pvclock_gtod_register_notifier(struct notifier_block *nb); extern int pvclock_gtod_unregister_notifier(struct notifier_block *nb); #endif /* _PVCLOCK_GTOD_H */ |