Fix epoll() performance issue

vine event-loop runs on independent thread.
So, It is suitable to make a timeout to -1.

https://man7.org/linux/man-pages/man2/epoll_wait.2.html

Change-Id: Id4711937baeebe085ae947abc52436d09862692a

diff --git a/src/vine-event-loop.cpp b/src/vine-event-loop.cpp
index f069db0..b4378c5 100644 (file)
--- a/src/vine-event-loop.cpp
+++ b/src/vine-event-loop.cpp
@@ -63,8 +63,7 @@ static void *__vine_event_loop_run(void *arg)
        VINE_LOGD("Run Vine event loop");
 
        struct epoll_event events[MAX_VINE_EPOLL_EVENTS];
-       // TODO: Do we have to use timeout?
-       int timeout = 0;
+       int timeout = -1;
 
        do {
                int n = epoll_wait(__vine_epoll_fd, events,     MAX_VINE_EPOLL_EVENTS, timeout);