| … | |
… | |
| 361 | /*****************************************************************************/ |
361 | /*****************************************************************************/ |
| 362 | |
362 | |
| 363 | static void |
363 | static void |
| 364 | iouring_modify (EV_P_ int fd, int oev, int nev) |
364 | iouring_modify (EV_P_ int fd, int oev, int nev) |
| 365 | { |
365 | { |
| 366 | fprintf (stderr,"modify %d (%d, %d) %d\n", fd, oev,nev, anfds[fd].eflags);//D |
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| 367 | if (ecb_expect_false (anfds [fd].eflags)) |
366 | if (ecb_expect_false (anfds [fd].eflags)) |
| 368 | { |
367 | { |
| 369 | /* we handed this fd over to epoll, so undo this first */ |
368 | /* we handed this fd over to epoll, so undo this first */ |
| 370 | /* we do it manually because the optimisations on epoll_modify won't do us any good */ |
369 | /* we do it manually because the optimisations on epoll_modify won't do us any good */ |
| 371 | epoll_ctl (iouring_fd, EPOLL_CTL_DEL, fd, 0); |
370 | epoll_ctl (iouring_fd, EPOLL_CTL_DEL, fd, 0); |
| … | |
… | |
| 471 | } |
470 | } |
| 472 | |
471 | |
| 473 | return; |
472 | return; |
| 474 | } |
473 | } |
| 475 | |
474 | |
| 476 | fprintf (stderr, "fd %d event, rearm\n", fd);//D |
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| 477 | |
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| 478 | /* feed events, we do not expect or handle POLLNVAL */ |
475 | /* feed events, we do not expect or handle POLLNVAL */ |
| 479 | fd_event ( |
476 | fd_event ( |
| 480 | EV_A_ |
477 | EV_A_ |
| 481 | fd, |
478 | fd, |
| 482 | (res & (POLLOUT | POLLERR | POLLHUP) ? EV_WRITE : 0) |
479 | (res & (POLLOUT | POLLERR | POLLHUP) ? EV_WRITE : 0) |
| … | |
… | |
| 579 | timeout = EV_TS_CONST (0.); |
576 | timeout = EV_TS_CONST (0.); |
| 580 | else |
577 | else |
| 581 | /* no events, so maybe wait for some */ |
578 | /* no events, so maybe wait for some */ |
| 582 | iouring_tfd_update (EV_A_ timeout); |
579 | iouring_tfd_update (EV_A_ timeout); |
| 583 | |
580 | |
| 584 | /* only enter the kernel if we have somethign to submit, or we need to wait */ |
581 | /* only enter the kernel if we have something to submit, or we need to wait */ |
| 585 | if (timeout || iouring_to_submit) |
582 | if (timeout || iouring_to_submit) |
| 586 | { |
583 | { |
| 587 | int res; |
584 | int res; |
| 588 | |
585 | |
| 589 | EV_RELEASE_CB; |
586 | EV_RELEASE_CB; |
| … | |
… | |
| 609 | iouring_init (EV_P_ int flags) |
606 | iouring_init (EV_P_ int flags) |
| 610 | { |
607 | { |
| 611 | if (!epoll_init (EV_A_ 0)) |
608 | if (!epoll_init (EV_A_ 0)) |
| 612 | return 0; |
609 | return 0; |
| 613 | |
610 | |
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611 | iouring_entries = IOURING_INIT_ENTRIES; |
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612 | iouring_max_entries = 0; |
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613 | |
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614 | if (iouring_internal_init (EV_A) < 0) |
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615 | { |
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616 | iouring_internal_destroy (EV_A); |
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617 | return 0; |
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618 | } |
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619 | |
| 614 | ev_io_init (&iouring_epoll_w, iouring_epoll_cb, backend_fd, EV_READ); |
620 | ev_io_init (&iouring_epoll_w, iouring_epoll_cb, backend_fd, EV_READ); |
| 615 | ev_set_priority (&iouring_epoll_w, EV_MAXPRI); |
621 | ev_set_priority (&iouring_epoll_w, EV_MAXPRI); |
| 616 | |
622 | |
| 617 | ev_io_init (&iouring_tfd_w, iouring_tfd_cb, iouring_tfd, EV_READ); |
623 | ev_io_init (&iouring_tfd_w, iouring_tfd_cb, iouring_tfd, EV_READ); |
| 618 | ev_set_priority (&iouring_tfd_w, EV_MAXPRI); |
624 | ev_set_priority (&iouring_tfd_w, EV_MAXPRI); |
| 619 | |
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| 620 | iouring_entries = IOURING_INIT_ENTRIES; |
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| 621 | iouring_max_entries = 0; |
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| 622 | |
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| 623 | if (iouring_internal_init (EV_A) < 0) |
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| 624 | { |
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| 625 | iouring_internal_destroy (EV_A); |
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| 626 | return 0; |
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| 627 | } |
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| 628 | |
625 | |
| 629 | ev_io_start (EV_A_ &iouring_epoll_w); |
626 | ev_io_start (EV_A_ &iouring_epoll_w); |
| 630 | ev_unref (EV_A); /* watcher should not keep loop alive */ |
627 | ev_unref (EV_A); /* watcher should not keep loop alive */ |
| 631 | |
628 | |
| 632 | ev_io_start (EV_A_ &iouring_tfd_w); |
629 | ev_io_start (EV_A_ &iouring_tfd_w); |
