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sourcestats: remove tracking of skew change

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This is not used since commit 7a6ee1d.
This commit is contained in:
Miroslav Lichvar 2014-09-19 10:07:03 +02:00
parent ebab36e859
commit a0d5abef88
4 changed files with 0 additions and 61 deletions
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21
sources.c
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@ -1300,27 +1300,6 @@ SRC_GetType(int index)
/* ================================================== */
SRC_Skew_Direction SRC_LastSkewChange(SRC_Instance inst)
{
SRC_Skew_Direction result = SRC_Skew_Nochange;
switch (SST_LastSkewChange(inst->stats)) {
case SST_Skew_Decrease:
result = SRC_Skew_Decrease;
break;
case SST_Skew_Nochange:
result = SRC_Skew_Nochange;
break;
case SST_Skew_Increase:
result = SRC_Skew_Increase;
break;
}
return result;
}
/* ================================================== */
int
SRC_Samples(SRC_Instance inst)
{

8
sources.h
View file

@ -180,14 +180,6 @@ extern int SRC_ReportSourcestats(int index, RPT_SourcestatsReport *report, struc
extern SRC_Type SRC_GetType(int index);
typedef enum {
SRC_Skew_Decrease,
SRC_Skew_Nochange,
SRC_Skew_Increase
} SRC_Skew_Direction;
extern SRC_Skew_Direction SRC_LastSkewChange(SRC_Instance inst);
extern int SRC_Samples(SRC_Instance inst);
#endif /* GOT_SOURCES_H */

24
sourcestats.c
View file

@ -108,9 +108,6 @@ struct SST_Stats_Record {
about estimated_frequency */
double skew;
/* This is the direction the skew went in at the last sample */
SST_Skew_Direction skew_dirn;
/* This is the estimated residual variance of the data points */
double variance;
@ -216,7 +213,6 @@ SST_ResetInstance(SST_Stats inst)
inst->min_delay_sample = 0;
inst->estimated_frequency = 0;
inst->skew = 2000.0e-6;
inst->skew_dirn = SST_Skew_Nochange;
inst->estimated_offset = 0.0;
inst->estimated_offset_sd = 86400.0; /* Assume it's at least within a day! */
inst->offset_time.tv_sec = 0;
@ -467,18 +463,6 @@ SST_DoNewRegression(SST_Stats inst)
stress = fabs(old_freq - inst->estimated_frequency) / old_skew;
if (best_start > 0) {
/* If we are throwing old data away, retain the current
assumptions about the skew */
inst->skew_dirn = SST_Skew_Nochange;
} else {
if (inst->skew < old_skew) {
inst->skew_dirn = SST_Skew_Decrease;
} else {
inst->skew_dirn = SST_Skew_Increase;
}
}
if (logfileid != -1) {
LOG_FileWrite(logfileid, "%s %-15s %10.3e %10.3e %10.3e %10.3e %10.3e %7.1e %3d %3d %3d",
UTI_TimeToLogForm(inst->offset_time.tv_sec),
@ -851,14 +835,6 @@ SST_DoSourceReport(SST_Stats inst, RPT_SourceReport *report, struct timeval *now
}
}
/* ================================================== */
SST_Skew_Direction SST_LastSkewChange(SST_Stats inst)
{
return inst->skew_dirn;
}
/* ================================================== */
int

8
sourcestats.h
View file

@ -135,14 +135,6 @@ extern void SST_DoSourceReport(SST_Stats inst, RPT_SourceReport *report, struct
extern void SST_DoSourcestatsReport(SST_Stats inst, RPT_SourcestatsReport *report, struct timeval *now);
typedef enum {
SST_Skew_Decrease,
SST_Skew_Nochange,
SST_Skew_Increase
} SST_Skew_Direction;
extern SST_Skew_Direction SST_LastSkewChange(SST_Stats inst);
extern int SST_Samples(SST_Stats inst);
#endif /* GOT_SOURCESTATS_H */