usm: http2: Modify documentation

DataDog · Nov 17, 2024 · 76c3590 · 76c3590
1 parent 4264aee
commit 76c3590
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Showing 2 changed files with 3 additions and 5 deletions.
diff --git a/pkg/network/ebpf/c/protocols/http2/maps-defs.h b/pkg/network/ebpf/c/protocols/http2/maps-defs.h
@@ -43,10 +43,8 @@ BPF_PERCPU_ARRAY_MAP(http2_scratch_buffer, http2_event_t, 1)
 /* Allocating a ctx on the heap, in order to save the ctx between the current stream. */
 BPF_PERCPU_ARRAY_MAP(http2_ctx_heap, http2_ctx_t, 1)
 
-/* This map is used for telemetry in kernelspace
- * only key 0 is used
- * value is a http2 telemetry object
- */
+// This map is used to gather telemetry data from the eBPF programs. Key 0 is used for plaintext traffic,
+// and key 1 is used for encrypted traffic.
 BPF_ARRAY_MAP(http2_telemetry, http2_telemetry_t, 2)
 
 #endif
diff --git a/pkg/network/protocols/http2/protocol.go b/pkg/network/protocols/http2/protocol.go
@@ -59,7 +59,7 @@ const (
 	eosParserTailCall         = "socket__http2_eos_parser"
 	eventStream               = "http2"
 
-	// TelemetryMap is the name of the map used to retrieve plaintext metrics from the kernel
+	// TelemetryMap is the name of the map that collects telemetry for plaintext and TLS encrypted HTTP/2 traffic.
 	TelemetryMap = "http2_telemetry"
 
 	tlsFirstFrameTailCall    = "uprobe__http2_tls_handle_first_frame"