syscall: add set_tid_address

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>

include/syscall-codes.h

@@ -45,6 +45,7 @@
 #define __NR_futex		202
 #define __NR_set_thread_area	205
 #define __NR_get_thread_area	211
+#define __NR_set_tid_address	218
 #define __NR_restart_syscall	219
 #define __NR_msync		227
 #define __NR_setns		308

include/syscall.h

@@ -371,6 +371,10 @@ static long sys_recvmsg(int sockfd, struct msghdr *msg, int flags)
 	return syscall3(__NR_recvmsg, (long)sockfd, (long)msg, (long) flags);
 }
 
+static void sys_set_tid_address(int *tid_addr) {
+	syscall1(__NR_set_tid_address, (long) tid_addr);
+}
+
 #ifndef CLONE_NEWUTS
 #define CLONE_NEWUTS	0x04000000
 #endif