Address review comments

Author: nsavoire

ddtrace/tracer/otelprocesscontext.go

@@ -19,9 +19,9 @@ type otelProcessContext struct {
 	// https://opentelemetry.io/docs/specs/semconv/registry/attributes/service/#service-version
 	ServiceVersion string `msg:"service.version"`
 	// https://opentelemetry.io/docs/specs/semconv/registry/attributes/telemetry/#telemetry-sdk-language
-	TelemetrySdkLanguage string `msg:"telemetry.sdk.language"`
+	TelemetrySDKLanguage string `msg:"telemetry.sdk.language"`
 	// https://opentelemetry.io/docs/specs/semconv/registry/attributes/telemetry/#telemetry-sdk-version
-	TelemetrySdkVersion string `msg:"telemetry.sdk.version"`
+	TelemetrySDKVersion string `msg:"telemetry.sdk.version"`
 	// https://opentelemetry.io/docs/specs/semconv/registry/attributes/telemetry/#telemetry-sdk-name
 	TelemetrySdkName string `msg:"telemetry.sdk.name"`
 }

ddtrace/tracer/otelprocesscontext_msgp.go

@@ -295,8 +295,8 @@ func storeConfig(c *config) {
 		ServiceInstanceID:         globalconfig.RuntimeID(),
 		ServiceName:               c.serviceName,
 		ServiceVersion:            c.version,
-		TelemetrySdkLanguage:      "go",
-		TelemetrySdkVersion:       version.Tag,
+		TelemetrySDKLanguage:      "go",
+		TelemetrySDKVersion:       version.Tag,
 		TelemetrySdkName:          "dd-trace-go",
 	}
 

ddtrace/tracer/tracer.go

@@ -13,6 +13,7 @@ import (
 	"encoding/binary"
 	"fmt"
 	"os"
+	"structs"
 	"sync/atomic"
 	"unsafe"
 
@@ -36,6 +37,7 @@ var (
 )
 
 type processContextHeader struct {
+	_           structs.HostLayout
 	Signature   [8]byte
 	Version     uint32
 	PayloadSize uint32