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can you tell me why we need EV_EVENTFD?i don‘t unstand like this "if (mask & (EV_READ | EV_EVENTFD)) op |= EVFILT_READ;"why not"if (mask & (EV_READ)) op |= EVFILT_READ;"
The text was updated successfully, but these errors were encountered:
can you tell me why we need EV_EVENTFD?i don‘t unstand like this "if (mask & (EV_READ | EV_EVENTFD)) op |= EVFILT_READ;"why not"if (mask & (EV_READ)) op |= EVFILT_READ;"
The text was updated successfully, but these errors were encountered: