const runtime.profReaderSleeping

4 uses

	runtime (current package)
		profbuf.go#L113: 	profReaderSleeping profIndex = 1 << 32 // reader is sleeping and must be woken up
		profbuf.go#L388: 		if old&profReaderSleeping != 0 {
		profbuf.go#L415: 		if old&profReaderSleeping != 0 {
		profbuf.go#L497: 		if !b.w.cas(bw, bw|profReaderSleeping) {