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-rw-r--r--lib/time_stats.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/time_stats.c b/lib/time_stats.c
index 1426d76e7756..4c5310dc6ca8 100644
--- a/lib/time_stats.c
+++ b/lib/time_stats.c
@@ -79,14 +79,15 @@ static inline void time_stats_update_one(struct time_stats *stats,
quantiles_update(&stats->quantiles, duration);
}
- if (time_after64(end, stats->last_event)) {
+ if (stats->last_event && time_after64(end, stats->last_event)) {
freq = end - stats->last_event;
mean_and_variance_update(&stats->freq_stats, freq);
mean_and_variance_weighted_update(&stats->freq_stats_weighted, freq);
stats->max_freq = max(stats->max_freq, freq);
stats->min_freq = min(stats->min_freq, freq);
- stats->last_event = end;
}
+
+ stats->last_event = end;
}
void __time_stats_clear_buffer(struct time_stats *stats,