From 0bfa947d6eccf61f3fb49a8973b45fccfa772008 Mon Sep 17 00:00:00 2001
From: lishuo <lishuo.03@bytedance.com>
Date: Wed, 3 Feb 2021 21:43:40 +0800
Subject: [PATCH] retry on EINTR in accept loop

---
 actix-server/src/accept.rs | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/actix-server/src/accept.rs b/actix-server/src/accept.rs
index a52184d9..89f957a1 100644
--- a/actix-server/src/accept.rs
+++ b/actix-server/src/accept.rs
@@ -161,9 +161,13 @@ impl Accept {
         let mut events = mio::Events::with_capacity(128);
 
         loop {
-            self.poll
-                .poll(&mut events, None)
-                .unwrap_or_else(|e| panic!("Poll error: {}", e));
+            if let Err(e) = self.poll.poll(&mut events, None) {
+                if matches!(e.kind(), std::io::ErrorKind::Interrupted) {
+                    continue;
+                } else {
+                    panic!("Poll error: {}", e);
+                }
+            }
 
             for event in events.iter() {
                 let token = event.token();