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Diffstat (limited to 'arch/frv/kernel/kernel_execve.S')
-rw-r--r-- | arch/frv/kernel/kernel_execve.S | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/frv/kernel/kernel_execve.S b/arch/frv/kernel/kernel_execve.S new file mode 100644 index 000000000000..9b074a16a052 --- /dev/null +++ b/arch/frv/kernel/kernel_execve.S | |||
@@ -0,0 +1,33 @@ | |||
1 | /* 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 | ||
28 | kernel_execve: | ||
29 | setlos __NR_execve,gr7 | ||
30 | tira gr0,#0 | ||
31 | bralr | ||
32 | |||
33 | .size kernel_execve,.-kernel_execve | ||