xref: /linux/include/asm-generic/syscalls.h (revision 4413e16d9d21673bb5048a2e542f1aaa00015c2e)
1 #ifndef __ASM_GENERIC_SYSCALLS_H
2 #define __ASM_GENERIC_SYSCALLS_H
3 
4 #include <linux/compiler.h>
5 #include <linux/linkage.h>
6 
7 /*
8  * Calling conventions for these system calls can differ, so
9  * it's possible to override them.
10  */
11 #ifndef sys_clone
12 asmlinkage long sys_clone(unsigned long clone_flags, unsigned long newsp,
13 			void __user *parent_tid, void __user *child_tid,
14 			struct pt_regs *regs);
15 #endif
16 
17 #ifndef sys_fork
18 asmlinkage long sys_fork(struct pt_regs *regs);
19 #endif
20 
21 #ifndef sys_vfork
22 asmlinkage long sys_vfork(struct pt_regs *regs);
23 #endif
24 
25 #ifndef sys_execve
26 asmlinkage long sys_execve(const char __user *filename,
27 			   const char __user *const __user *argv,
28 			   const char __user *const __user *envp,
29 			   struct pt_regs *regs);
30 #endif
31 
32 #ifndef sys_mmap2
33 asmlinkage long sys_mmap2(unsigned long addr, unsigned long len,
34 			unsigned long prot, unsigned long flags,
35 			unsigned long fd, unsigned long pgoff);
36 #endif
37 
38 #ifndef sys_mmap
39 asmlinkage long sys_mmap(unsigned long addr, unsigned long len,
40 			unsigned long prot, unsigned long flags,
41 			unsigned long fd, off_t pgoff);
42 #endif
43 
44 #ifndef sys_sigaltstack
45 asmlinkage long sys_sigaltstack(const stack_t __user *, stack_t __user *,
46 			struct pt_regs *);
47 #endif
48 
49 #ifndef sys_rt_sigreturn
50 asmlinkage long sys_rt_sigreturn(struct pt_regs *regs);
51 #endif
52 
53 #ifndef sys_rt_sigsuspend
54 asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize);
55 #endif
56 
57 #ifndef sys_rt_sigaction
58 asmlinkage long sys_rt_sigaction(int sig, const struct sigaction __user *act,
59 			 struct sigaction __user *oact, size_t sigsetsize);
60 #endif
61 
62 #endif /* __ASM_GENERIC_SYSCALLS_H */
63