timekeeping: Add CLOCK_TAI clockid

[~andy/linux] / include / linux / time.h

diff --git a/include/linux/time.h b/include/linux/time.h
index 05e32a72103c68a059602101e82c05ad3c80027e..22d81b3c955b533bf73ec0b9353c6c7d4287c010 100644 (file)
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -115,8 +115,20 @@ static inline bool timespec_valid_strict(const struct timespec *ts)
        return true;
 }
 
+extern bool persistent_clock_exist;
+
+#ifdef ALWAYS_USE_PERSISTENT_CLOCK
+#define has_persistent_clock() true
+#else
+static inline bool has_persistent_clock(void)
+{
+       return persistent_clock_exist;
+}
+#endif
+
 extern void read_persistent_clock(struct timespec *ts);
 extern void read_boot_clock(struct timespec *ts);
+extern int persistent_clock_is_local;
 extern int update_persistent_clock(struct timespec now);
 void timekeeping_init(void);
 extern int timekeeping_suspended;
@@ -156,6 +168,7 @@ extern int do_setitimer(int which, struct itimerval *value,
                        struct itimerval *ovalue);
 extern unsigned int alarm_setitimer(unsigned int seconds);
 extern int do_getitimer(int which, struct itimerval *value);
+extern int __getnstimeofday(struct timespec *tv);
 extern void getnstimeofday(struct timespec *tv);
 extern void getrawmonotonic(struct timespec *ts);
 extern void getnstime_raw_and_real(struct timespec *ts_raw,
@@ -168,6 +181,9 @@ extern struct timespec timespec_trunc(struct timespec t, unsigned gran);
 extern int timekeeping_valid_for_hres(void);
 extern u64 timekeeping_max_deferment(void);
 extern int timekeeping_inject_offset(struct timespec *ts);
+extern s32 timekeeping_get_tai_offset(void);
+extern void timekeeping_set_tai_offset(s32 tai_offset);
+extern void timekeeping_clocktai(struct timespec *ts);
 
 struct tms;
 extern void do_sys_times(struct tms *);