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runtime: remove stale non-atomic access comment
CL 397014 converted this into an atomic access. Change-Id: Ib97716cd19ecd7d6bf8601baf0391755a5baf378 Reviewed-on: https://go-review.googlesource.com/c/go/+/534159 Auto-Submit: Michael Pratt <mpratt@google.com> Reviewed-by: Michael Knyszek <mknyszek@google.com> LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
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@ -575,10 +575,6 @@ func (t gcTrigger) test() bool {
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}
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switch t.kind {
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case gcTriggerHeap:
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// Non-atomic access to gcController.heapLive for performance. If
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// we are going to trigger on this, this thread just
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// atomically wrote gcController.heapLive anyway and we'll see our
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// own write.
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trigger, _ := gcController.trigger()
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return gcController.heapLive.Load() >= trigger
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case gcTriggerTime:
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