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Skip removed descriptors in epoll (this is possible in real clusters)

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Vitaliy Filippov
2020-12-30 17:04:18 +03:00
parent f4ea313707
commit c7cc414c90
1 changed files with 6 additions and 2 deletions
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epoll_manager.cpp
+6 -2
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@@ -84,8 +84,12 @@ void epoll_manager_t::handle_epoll_events()
nfds = epoll_wait(epoll_fd, events, MAX_EPOLL_EVENTS, 0); nfds = epoll_wait(epoll_fd, events, MAX_EPOLL_EVENTS, 0);
for (int i = 0; i < nfds; i++) for (int i = 0; i < nfds; i++)
{ {
auto & cb = epoll_handlers[events[i].data.fd]; auto cb_it = epoll_handlers.find(events[i].data.fd);
cb(events[i].data.fd, events[i].events); if (cb_it != epoll_handlers.end())
{
auto & cb = cb_it->second;
cb(events[i].data.fd, events[i].events);
}
} }
} while (nfds == MAX_EPOLL_EVENTS); } while (nfds == MAX_EPOLL_EVENTS);
} }