diff options
Diffstat (limited to 'src/runtime')
| -rw-r--r-- | src/runtime/mgc.go | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/src/runtime/mgc.go b/src/runtime/mgc.go index bda8eadc9d..0bc5568442 100644 --- a/src/runtime/mgc.go +++ b/src/runtime/mgc.go @@ -1368,13 +1368,6 @@ func gcStart(trigger gcTrigger) { work.pauseNS += now - work.pauseStart work.tMark = now }) - - // Release the world sema before Gosched() in STW mode - // because we will need to reacquire it later but before - // this goroutine becomes runnable again, and we could - // self-deadlock otherwise. - semrelease(&worldsema) - // In STW mode, we could block the instant systemstack // returns, so don't do anything important here. Make sure we // block rather than returning to user code. @@ -1382,6 +1375,7 @@ func gcStart(trigger gcTrigger) { Gosched() } + semrelease(&worldsema) semrelease(&work.startSema) } |