diff options
Diffstat (limited to 'arch/um/sys-i386')
-rw-r--r-- | arch/um/sys-i386/shared/sysdep/syscalls.h | 2 | ||||
-rw-r--r-- | arch/um/sys-i386/sys_call_table.S | 2 | ||||
-rw-r--r-- | arch/um/sys-i386/syscalls.c | 33 |
3 files changed, 1 insertions, 36 deletions
diff --git a/arch/um/sys-i386/shared/sysdep/syscalls.h b/arch/um/sys-i386/shared/sysdep/syscalls.h index e7787679e317..05cb796aecb5 100644 --- a/arch/um/sys-i386/shared/sysdep/syscalls.h +++ b/arch/um/sys-i386/shared/sysdep/syscalls.h | |||
@@ -13,8 +13,6 @@ typedef long syscall_handler_t(struct pt_regs); | |||
13 | */ | 13 | */ |
14 | extern syscall_handler_t sys_rt_sigaction; | 14 | extern syscall_handler_t sys_rt_sigaction; |
15 | 15 | ||
16 | extern syscall_handler_t old_mmap_i386; | ||
17 | |||
18 | extern syscall_handler_t *sys_call_table[]; | 16 | extern syscall_handler_t *sys_call_table[]; |
19 | 17 | ||
20 | #define EXECUTE_SYSCALL(syscall, regs) \ | 18 | #define EXECUTE_SYSCALL(syscall, regs) \ |
diff --git a/arch/um/sys-i386/sys_call_table.S b/arch/um/sys-i386/sys_call_table.S index c6260dd6ebb9..de274071455d 100644 --- a/arch/um/sys-i386/sys_call_table.S +++ b/arch/um/sys-i386/sys_call_table.S | |||
@@ -7,7 +7,7 @@ | |||
7 | #define sys_vm86old sys_ni_syscall | 7 | #define sys_vm86old sys_ni_syscall |
8 | #define sys_vm86 sys_ni_syscall | 8 | #define sys_vm86 sys_ni_syscall |
9 | 9 | ||
10 | #define old_mmap old_mmap_i386 | 10 | #define old_mmap sys_old_mmap |
11 | 11 | ||
12 | #define ptregs_fork sys_fork | 12 | #define ptregs_fork sys_fork |
13 | #define ptregs_execve sys_execve | 13 | #define ptregs_execve sys_execve |
diff --git a/arch/um/sys-i386/syscalls.c b/arch/um/sys-i386/syscalls.c index 0e49d2a20c17..d0aa8f125ee6 100644 --- a/arch/um/sys-i386/syscalls.c +++ b/arch/um/sys-i386/syscalls.c | |||
@@ -12,39 +12,6 @@ | |||
12 | #include "asm/unistd.h" | 12 | #include "asm/unistd.h" |
13 | 13 | ||
14 | /* | 14 | /* |
15 | * Perform the select(nd, in, out, ex, tv) and mmap() system | ||
16 | * calls. Linux/i386 didn't use to be able to handle more than | ||
17 | * 4 system call parameters, so these system calls used a memory | ||
18 | * block for parameter passing.. | ||
19 | */ | ||
20 | |||
21 | struct mmap_arg_struct { | ||
22 | unsigned long addr; | ||
23 | unsigned long len; | ||
24 | unsigned long prot; | ||
25 | unsigned long flags; | ||
26 | unsigned long fd; | ||
27 | unsigned long offset; | ||
28 | }; | ||
29 | |||
30 | extern int old_mmap(unsigned long addr, unsigned long len, | ||
31 | unsigned long prot, unsigned long flags, | ||
32 | unsigned long fd, unsigned long offset); | ||
33 | |||
34 | long old_mmap_i386(struct mmap_arg_struct __user *arg) | ||
35 | { | ||
36 | struct mmap_arg_struct a; | ||
37 | int err = -EFAULT; | ||
38 | |||
39 | if (copy_from_user(&a, arg, sizeof(a))) | ||
40 | goto out; | ||
41 | |||
42 | err = old_mmap(a.addr, a.len, a.prot, a.flags, a.fd, a.offset); | ||
43 | out: | ||
44 | return err; | ||
45 | } | ||
46 | |||
47 | /* | ||
48 | * The prototype on i386 is: | 15 | * The prototype on i386 is: |
49 | * | 16 | * |
50 | * int clone(int flags, void * child_stack, int * parent_tidptr, struct user_desc * newtls, int * child_tidptr) | 17 | * int clone(int flags, void * child_stack, int * parent_tidptr, struct user_desc * newtls, int * child_tidptr) |