From c81f221767c6b7a8a65259f56cc5cf49ab70744e Mon Sep 17 00:00:00 2001
From: Kim Alvefur <zash@zash.se>
Date: Sun, 7 Oct 2018 17:40:13 +0200
Subject: net.server_epoll: Log error number from wait()

---
 net/server_epoll.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/server_epoll.lua b/net/server_epoll.lua
index fde007f6..7a860878 100644
--- a/net/server_epoll.lua
+++ b/net/server_epoll.lua
@@ -714,7 +714,7 @@ local function loop(once)
 				poll:del(fd);
 			end
 		elseif r ~= "timeout" then
-			log("debug", "epoll_wait error: %s", tostring(r));
+			log("debug", "epoll_wait error: %s[%d]", r, w);
 		end
 	until once or (quitting and next(fds) == nil);
 	return quitting;
-- 
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