diff options
Diffstat (limited to 'src/runtime/proc.go')
| -rw-r--r-- | src/runtime/proc.go | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/runtime/proc.go b/src/runtime/proc.go index c3144b4dde..a673e45071 100644 --- a/src/runtime/proc.go +++ b/src/runtime/proc.go @@ -4474,7 +4474,7 @@ func mcount() int32 { } var prof struct { - signalLock uint32 + signalLock atomic.Uint32 hz int32 } @@ -4628,14 +4628,14 @@ func setcpuprofilerate(hz int32) { // it would deadlock. setThreadCPUProfiler(0) - for !atomic.Cas(&prof.signalLock, 0, 1) { + for !prof.signalLock.CompareAndSwap(0, 1) { osyield() } if prof.hz != hz { setProcessCPUProfiler(hz) prof.hz = hz } - atomic.Store(&prof.signalLock, 0) + prof.signalLock.Store(0) lock(&sched.lock) sched.profilehz = hz |