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| author | Sergey Vojtovich <svoj@mariadb.org> | 2019-05-19 20:18:16 +0400 |
|---|---|---|
| committer | Sergey Vojtovich <svoj@mariadb.org> | 2019-05-21 17:55:09 +0400 |
| commit | 54b81cf6cad395e1bc57c876566454b90a1228f3 (patch) | |
| tree | 6d5322d4010d6efca750d231d86d9b294d105e94 /include/mysql | |
| parent | a61baa7a2573719116d07812f274957590c4cb6b (diff) | |
| download | mariadb-git-54b81cf6cad395e1bc57c876566454b90a1228f3.tar.gz | |
mysql_socket_accept() microoptimisations
No need to initialize socket_accept, it always gets assigned a value.
Pass addr_len directly to accept().
Part of MDEV-19515 - Improve connect speed
Diffstat (limited to 'include/mysql')
| -rw-r--r-- | include/mysql/psi/mysql_socket.h | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/include/mysql/psi/mysql_socket.h b/include/mysql/psi/mysql_socket.h index 2076f8cc999..64c2548bddf 100644 --- a/include/mysql/psi/mysql_socket.h +++ b/include/mysql/psi/mysql_socket.h @@ -1018,8 +1018,7 @@ inline_mysql_socket_accept int flags __attribute__ ((unused)); #endif - MYSQL_SOCKET socket_accept= MYSQL_INVALID_SOCKET; - socklen_t addr_length= (addr_len != NULL) ? *addr_len : 0; + MYSQL_SOCKET socket_accept; #ifdef HAVE_PSI_SOCKET_INTERFACE if (socket_listen.m_psi != NULL) @@ -1032,10 +1031,9 @@ inline_mysql_socket_accept /* Instrumented code */ #ifdef HAVE_ACCEPT4 - socket_accept.fd= accept4(socket_listen.fd, addr, &addr_length, - SOCK_CLOEXEC); + socket_accept.fd= accept4(socket_listen.fd, addr, addr_len, SOCK_CLOEXEC); #else - socket_accept.fd= accept(socket_listen.fd, addr, &addr_length); + socket_accept.fd= accept(socket_listen.fd, addr, addr_len); #ifdef FD_CLOEXEC flags= fcntl(socket_accept.fd, F_GETFD); if (flags != -1) { @@ -1054,10 +1052,9 @@ inline_mysql_socket_accept { /* Non instrumented code */ #ifdef HAVE_ACCEPT4 - socket_accept.fd= accept4(socket_listen.fd, addr, &addr_length, - SOCK_CLOEXEC); + socket_accept.fd= accept4(socket_listen.fd, addr, addr_len, SOCK_CLOEXEC); #else - socket_accept.fd= accept(socket_listen.fd, addr, &addr_length); + socket_accept.fd= accept(socket_listen.fd, addr, addr_len); #ifdef FD_CLOEXEC flags= fcntl(socket_accept.fd, F_GETFD); if (flags != -1) { @@ -1073,7 +1070,7 @@ inline_mysql_socket_accept { /* Initialize the instrument with the new socket descriptor and address */ socket_accept.m_psi= PSI_SOCKET_CALL(init_socket) - (key, (const my_socket*)&socket_accept.fd, addr, addr_length); + (key, (const my_socket*)&socket_accept.fd, addr, *addr_len); } #endif |