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由 Laurent Vivier 提交于
When a fd is opened using eventfd(), a read provides a 64bit counter in the host byte order, and a write increase the internal counter by the provided 64bit value. Signed-off-by: NLaurent Vivier <laurent@vivier.eu> Signed-off-by: NRiku Voipio <riku.voipio@linaro.org>
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