Add blocking counter #7000
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Add blocking counter #7000
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typhoonzero
reviewed
Dec 25, 2017
paddle/framework/blocking_counter.h
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| void Wait() { | ||
| if (cnt_ == 0) return; | ||
| std::unique_lock<std::mutex> lock(done_m); | ||
| done_cv.wait(lock, [=] { return done_ == true; }); |
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Just wait for cnt_ == 0 condition, then done_ is not needed.
paddle/framework/blocking_counter.h
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| */ | ||
| void DecreaseCount() { | ||
| cnt_.fetch_sub(1); | ||
| if (cnt_ != 0) return; |
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Use if (cnt_-- !=0) is simpler.
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Thanks, simpler is great, and I think if (cnt_-- != 1) is correct.
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No need this feature, close this PR. |
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Fixed #6999