lab.nexedi.com/kirr/go123@v0.0.0-20240207185015-8299741fa871/tracing/internal/xruntime/runtime_go1.21.go (about) 1 // Copyright (C) 2016-2023 Nexedi SA and Contributors. 2 // Kirill Smelkov <kirr@nexedi.com> 3 // 4 // This program is free software: you can Use, Study, Modify and Redistribute 5 // it under the terms of the GNU General Public License version 3, or (at your 6 // option) any later version, as published by the Free Software Foundation. 7 // 8 // You can also Link and Combine this program with other software covered by 9 // the terms of any of the Free Software licenses or any of the Open Source 10 // Initiative approved licenses and Convey the resulting work. Corresponding 11 // source of such a combination shall include the source code for all other 12 // software used. 13 // 14 // This program is distributed WITHOUT ANY WARRANTY; without even the implied 15 // warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 16 // 17 // See COPYING file for full licensing terms. 18 // See https://www.nexedi.com/licensing for rationale and options. 19 20 //go:build go1.21 21 // +build go1.21 22 23 package xruntime 24 25 import _ "unsafe" 26 27 //go:linkname runtime_stopTheWorld runtime.stopTheWorld 28 //go:linkname runtime_startTheWorld runtime.startTheWorld 29 30 type stwReason uint8 31 32 func runtime_stopTheWorld(reason stwReason) 33 func runtime_startTheWorld() 34 35 36 func stopTheWorld(reason string) { 37 runtime_stopTheWorld(0) // cannot express arbitrary string reason as code; stop with "unknown" 38 } 39 40 func startTheWorld() { 41 runtime_startTheWorld() 42 }