diff options
Diffstat (limited to 'vendor/go.opentelemetry.io/otel/internal/global/trace.go')
| -rw-r--r-- | vendor/go.opentelemetry.io/otel/internal/global/trace.go | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/vendor/go.opentelemetry.io/otel/internal/global/trace.go b/vendor/go.opentelemetry.io/otel/internal/global/trace.go index 8982aa0dc..49e4ac4fa 100644 --- a/vendor/go.opentelemetry.io/otel/internal/global/trace.go +++ b/vendor/go.opentelemetry.io/otel/internal/global/trace.go @@ -158,7 +158,18 @@ func (t *tracer) Start(ctx context.Context, name string, opts ...trace.SpanStart // a nonRecordingSpan by default. var autoInstEnabled = new(bool) -func (t *tracer) newSpan(ctx context.Context, autoSpan *bool, name string, opts []trace.SpanStartOption) (context.Context, trace.Span) { +// newSpan is called by tracer.Start so auto-instrumentation can attach an eBPF +// uprobe to this code. +// +// "noinline" pragma prevents the method from ever being inlined. +// +//go:noinline +func (t *tracer) newSpan( + ctx context.Context, + autoSpan *bool, + name string, + opts []trace.SpanStartOption, +) (context.Context, trace.Span) { // autoInstEnabled is passed to newSpan via the autoSpan parameter. This is // so the auto-instrumentation can define a uprobe for (*t).newSpan and be // provided with the address of the bool autoInstEnabled points to. It |