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When both EPOLLIN and EPOLLOUT events are configured for a epoll fd via epollset::add_fd(), both flag bit could be set in an IO event, thus we need to use Bitwise AND to be able to detect both of them.
dermesser
commented
12 months ago
Hi,
When both EPOLLIN and EPOLLOUT events are configured for a epoll fd via epollset::add_fd(), both flag bit could be set in an IO event, thus we need to use Bitwise AND to be able to detect both of them.