From 9310b54d439d4a1a8d4d337987aa63884df0af76 Mon Sep 17 00:00:00 2001
From: Paul Buetow <paul@buetow.org>
Date: Wed, 20 May 2026 11:38:19 +0300
Subject: feat: add syscall aggregate sampling infrastructure (task 17)

---
 internal/statsengine/histogram.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'internal/statsengine/histogram.go')

diff --git a/internal/statsengine/histogram.go b/internal/statsengine/histogram.go
index 4a5e3b4..27d3285 100644
--- a/internal/statsengine/histogram.go
+++ b/internal/statsengine/histogram.go
@@ -47,6 +47,16 @@ func (h *histogram) Increment(durationNs uint64) {
 	h.total++
 }
 
+func (h *histogram) AddBucketCounts(counts [histogramBucketCount]uint64) {
+	if h == nil {
+		return
+	}
+	for i, count := range counts {
+		h.counts[i] += count
+		h.total += count
+	}
+}
+
 // Snapshot returns a HistogramSnapshot of the current histogram state.
 // It panics on build error, which should never happen for a valid histogram.
 func (h *histogram) Snapshot() HistogramSnapshot {
-- 
cgit v1.2.3