blob: 9b074a16a052fd1f8bd49835a4139c2bca1b8f2e [file] [log] [blame]
Arnd Bergmannfe742902006-10-02 02:18:34 -07001/* in-kernel program execution
2 *
3 * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
11
12#include <linux/linkage.h>
13#include <asm/unistd.h>
14
15###############################################################################
16#
17# Do a system call from kernel instead of calling sys_execve so we end up with
18# proper pt_regs.
19#
20# int kernel_execve(const char *filename, char *const argv[], char *const envp[])
21#
22# On entry: GR8/GR9/GR10: arguments to function
23# On return: GR8: syscall return.
24#
25###############################################################################
26 .globl kernel_execve
27 .type kernel_execve,@function
28kernel_execve:
29 setlos __NR_execve,gr7
30 tira gr0,#0
31 bralr
32
33 .size kernel_execve,.-kernel_execve