Improved FIFO latency #549
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/azp run mscclpp-test |
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Binyang2014
approved these changes
Jun 18, 2025
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Binyang2014
reviewed
Jun 20, 2025
| trigger.snd ^= flipMask; | ||
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| // Wait until the trigger is freed by the host. | ||
| POLL_MAYBE_JAILBREAK((hostLoadRelaxed(&(triggers[triggerIdx].fst)) != 0), maxSpinCount); |
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We access the host data for every push operation. Will it bring addtional cost?
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cudaHostAllocWriteCombined.