From: Christopher Powers
Date: July 20 2011 6:45pm
Subject: bzr push into mysql-trunk branch (chris.powers:3323 to 3324) WL#4896
List-Archive: http://lists.mysql.com/commits/140393
Message-Id: <201107201845.p6KIjjQ2019918@acsmt358.oracle.com>
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 3324 Christopher Powers	2011-07-20
      WL#4896 "Performance Schema Net IO"
      
      - Handle socket accept() more effectively for listener sockets

    modified:
      sql/mysqld.cc
      storage/perfschema/pfs.cc
 3323 Christopher Powers	2011-07-19
      WL#4896 "Performance Schema Net IO"
      
      Fix for socket accept()

    modified:
      include/mysql/psi/mysql_socket.h
=== modified file 'sql/mysqld.cc'
--- a/sql/mysqld.cc	2011-07-19 07:17:11 +0000
+++ b/sql/mysqld.cc	2011-07-20 18:44:46 +0000
@@ -5502,6 +5502,7 @@ void handle_connections_sockets()
 #ifdef HAVE_POLL
   int socket_count= 0;
   struct pollfd fds[2]; // for ip_sock and unix_sock
+  MYSQL_SOCKET pfs_fds[2]; // for performance schema
 #else
   fd_set readFDs,clientFDs;
   uint max_used_connection= (uint)(max(mysql_socket_getfd(ip_sock), mysql_socket_getfd(unix_sock))+1);
@@ -5522,6 +5523,7 @@ void handle_connections_sockets()
 #ifdef HAVE_POLL
     fds[socket_count].fd= mysql_socket_getfd(ip_sock);
     fds[socket_count].events= POLLIN;
+    pfs_fds[socket_count]= ip_sock;
     socket_count++;
 #else
     FD_SET(mysql_socket_getfd(ip_sock), &clientFDs);
@@ -5535,6 +5537,7 @@ void handle_connections_sockets()
 #ifdef HAVE_POLL
   fds[socket_count].fd= mysql_socket_getfd(unix_sock);
   fds[socket_count].events= POLLIN;
+  pfs_fds[socket_count]= unix_sock;
   socket_count++;
 #else
   FD_SET(mysql_socket_getfd(unix_sock), &clientFDs);
@@ -5579,7 +5582,7 @@ void handle_connections_sockets()
     {
       if (fds[i].revents & POLLIN)
       {
-        mysql_socket_setfd(&sock, fds[i].fd);
+        sock= pfs_fds[i];
 #ifdef HAVE_FCNTL
         flags= fcntl(mysql_socket_getfd(sock), F_GETFL, 0);
 #else

=== modified file 'storage/perfschema/pfs.cc'
--- a/storage/perfschema/pfs.cc	2011-07-17 03:30:21 +0000
+++ b/storage/perfschema/pfs.cc	2011-07-20 18:44:46 +0000
@@ -2761,8 +2761,10 @@ get_thread_socket_locker_v1(PSI_socket_l
   DBUG_ASSERT(static_cast<uint> (op) < array_elements(socket_operation_map));
   DBUG_ASSERT(state != NULL);
   PFS_socket *pfs_socket= reinterpret_cast<PFS_socket*> (socket);
+
   if (unlikely(pfs_socket == NULL))
     return NULL;
+
   DBUG_ASSERT(pfs_socket->m_class != NULL);
 
   if (pfs_socket->m_idle || !pfs_socket->m_enabled)

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