| 1 | Revision history for libev, a high-performance and full-featured event loop. |
1 | Revision history for libev, a high-performance and full-featured event loop. |
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2 | |
| 3 | TODO: revisit 59.x timer in the light of modern powersaving |
3 | TODO: revisit 59.x timer in the light of modern powersaving |
| 4 | TODO: maybe use timerfd to detect time jumps on linux |
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| 5 | TODO: document EV_TSTAMP_T |
4 | TODO: document EV_TSTAMP_T |
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5 | |
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6 | - the new timerfd code wrongly changed the priority of ther signal |
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7 | fd watcher, which is usuallys harmless unless signal fds are |
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8 | also used (found via cpan tester service). |
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9 | |
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10 | 4.31 Fri Dec 20 21:58:29 CET 2019 |
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11 | - handle backends with minimum wait time a bit better by not |
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12 | waiting in the presence of already-expired timers |
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13 | (behaviour reported by Felipe Gasper). |
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14 | - new feature: use timerfd to detect timejumps quickly, |
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15 | can be disabled with the new EVFLAG_NOTIMERFD loop flag. |
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16 | - document EV_USE_SIGNALFD feature macro. |
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17 | |
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18 | 4.30 (EV only) |
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19 | - change non-autoconf test for __kernel_rwf_t by testing |
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20 | LINUX_VERSION_CODE, the most direct test I could find. |
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21 | - fix a bug in the io_uring backend that polled the wrong |
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22 | backend fd, causing it to not work in many cases. |
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23 | |
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24 | 4.29 (EV only) |
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25 | - add io uring autoconf and non-autoconf detection. |
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26 | - disable io_uring when some header files are too old. |
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27 | |
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28 | 4.28 (EV only) |
| 6 | - linuxaio backend resulted in random memory corruption |
29 | - linuxaio backend resulted in random memory corruption |
| 7 | when loop is forked. |
30 | when loop is forked. |
| 8 | - linuxaio backend might have tried to cancel an iocb |
31 | - linuxaio backend might have tried to cancel an iocb |
| 9 | multiple times (was unable to trigger this). |
32 | multiple times (was unable to trigger this). |
| 10 | - linuxaio backend now employs a generation counter to |
33 | - linuxaio backend now employs a generation counter to |
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| 18 | - move syscall infrastructure from ev_linuxaio.c to ev.c. |
41 | - move syscall infrastructure from ev_linuxaio.c to ev.c. |
| 19 | - prepare io_uring integration. |
42 | - prepare io_uring integration. |
| 20 | - tweak ev_floor. |
43 | - tweak ev_floor. |
| 21 | - epoll, poll, win32 Sleep and other places that use millisecond |
44 | - epoll, poll, win32 Sleep and other places that use millisecond |
| 22 | reslution now all try to round up times. |
45 | reslution now all try to round up times. |
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46 | - solaris port backend didn't compile. |
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47 | - abstract time constants into their macros, for more flexibility. |
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48 | |
| 24 | 4.27 Thu Jun 27 22:43:44 CEST 2019 |
49 | 4.27 Thu Jun 27 22:43:44 CEST 2019 |
| 25 | - linux aio backend almost completely rewritten to work around its |
50 | - linux aio backend almost completely rewritten to work around its |
| 26 | limitations. |
51 | limitations. |
| 27 | - linux aio backend now requires linux 4.19+. |
52 | - linux aio backend now requires linux 4.19+. |
