… | |
… | |
77 | return; |
77 | return; |
78 | |
78 | |
79 | oldmask = anfds [fd].emask; |
79 | oldmask = anfds [fd].emask; |
80 | anfds [fd].emask = nev; |
80 | anfds [fd].emask = nev; |
81 | |
81 | |
82 | /* store the generation counter in the upper 32 bits */ |
82 | /* store the generation counter in the upper 32 bits, the fd in the lower 32 bits */ |
83 | ev.data.u64 = (uint64_t)(uint32_t)fd | ((uint64_t)(uint32_t)++anfds [fd].egen << 32); |
83 | ev.data.u64 = (uint64_t)(uint32_t)fd |
|
|
84 | | ((uint64_t)(uint32_t)++anfds [fd].egen << 32); |
84 | ev.events = (nev & EV_READ ? EPOLLIN : 0) |
85 | ev.events = (nev & EV_READ ? EPOLLIN : 0) |
85 | | (nev & EV_WRITE ? EPOLLOUT : 0); |
86 | | (nev & EV_WRITE ? EPOLLOUT : 0); |
86 | |
87 | |
87 | if (expect_true (!epoll_ctl (backend_fd, oev ? EPOLL_CTL_MOD : EPOLL_CTL_ADD, fd, &ev))) |
88 | if (expect_true (!epoll_ctl (backend_fd, oev ? EPOLL_CTL_MOD : EPOLL_CTL_ADD, fd, &ev))) |
88 | return; |
89 | return; |