kern_ntptime.c: Remove ntp_init()
The ntp_init() function did set a couple of global objects to zero. These objects are in the .bss section and already initialized to zero during kernel or module loading.
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@ -207,7 +207,6 @@ static long pps_errcnt; /* calibration errors */
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* End of phase/frequency-lock loop (PLL/FLL) definitions
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*/
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static void ntp_init(void);
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static void hardupdate(long offset);
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static void ntp_gettime1(struct ntptimeval *ntvp);
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static bool ntp_is_time_error(int tsl);
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@ -632,39 +631,6 @@ ntp_update_second(int64_t *adjustment, time_t *newsec)
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NTP_UNLOCK();
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}
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/*
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* ntp_init() - initialize variables and structures
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*
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* This routine must be called after the kernel variables hz and tick
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* are set or changed and before the next tick interrupt. In this
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* particular implementation, these values are assumed set elsewhere in
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* the kernel. The design allows the clock frequency and tick interval
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* to be changed while the system is running. So, this routine should
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* probably be integrated with the code that does that.
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*/
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static void
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ntp_init(void)
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{
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/*
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* The following variables are initialized only at startup. Only
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* those structures not cleared by the compiler need to be
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* initialized, and these only in the simulator. In the actual
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* kernel, any nonzero values here will quickly evaporate.
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*/
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L_CLR(time_offset);
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L_CLR(time_freq);
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#ifdef PPS_SYNC
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pps_tf[0].tv_sec = pps_tf[0].tv_nsec = 0;
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pps_tf[1].tv_sec = pps_tf[1].tv_nsec = 0;
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pps_tf[2].tv_sec = pps_tf[2].tv_nsec = 0;
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pps_fcount = 0;
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L_CLR(pps_freq);
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#endif /* PPS_SYNC */
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}
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SYSINIT(ntpclocks, SI_SUB_CLOCKS, SI_ORDER_MIDDLE, ntp_init, NULL);
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/*
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* hardupdate() - local clock update
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*
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