From 1f76ff2fb92a2eb4717a847d304b8f2c3711a5b8 Mon Sep 17 00:00:00 2001
From: "zhaozhao.zz" <zhaozhao.zz@alibaba-inc.com>
Date: Tue, 21 May 2019 11:42:10 +0800
Subject: [PATCH] Threaded IO: use main thread to handle read work

---
 src/networking.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/networking.c b/src/networking.c
index 900e8cf87..f1a6b9910 100644
--- a/src/networking.c
+++ b/src/networking.c
@@ -2885,7 +2885,7 @@ int handleClientsWithPendingReadsUsingThreads(void) {
     int item_id = 0;
     while((ln = listNext(&li))) {
         client *c = listNodeValue(ln);
-        int target_id = item_id % server.io_threads_num;
+        int target_id = item_id % (server.io_threads_num+1);
         listAddNodeTail(io_threads_list[target_id],c);
         item_id++;
     }
@@ -2898,6 +2898,13 @@ int handleClientsWithPendingReadsUsingThreads(void) {
         io_threads_pending[j] = count;
     }
 
+    listRewind(io_threads_list[server.io_threads_num],&li);
+    while((ln = listNext(&li))) {
+        client *c = listNodeValue(ln);
+        readQueryFromClient(NULL,c->fd,c,0);
+    }
+    listEmpty(io_threads_list[server.io_threads_num]);
+
     /* Wait for all threads to end their work. */
     while(1) {
         unsigned long pending = 0;