consolidate sys_execve() prototype

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/hexagon/include/asm/syscall.h b/arch/hexagon/include/asm/syscall.h
index fb0e9d4..ec2ce67 100644
--- a/arch/hexagon/include/asm/syscall.h
+++ b/arch/hexagon/include/asm/syscall.h
@@ -25,12 +25,9 @@
 	unsigned long, unsigned long,
 	unsigned long, unsigned long);
 
-asmlinkage int sys_execve(char __user *ufilename, char __user * __user *argv,
-			  char __user * __user *envp);
 asmlinkage int sys_clone(unsigned long clone_flags, unsigned long newsp,
 			 unsigned long parent_tidp, unsigned long child_tidp);
 
-#define sys_execve	sys_execve
 #define sys_clone	sys_clone
 
 #include <asm-generic/syscalls.h>
diff --git a/arch/tile/include/asm/syscalls.h b/arch/tile/include/asm/syscalls.h
index 369696d..394c76f 100644
--- a/arch/tile/include/asm/syscalls.h
+++ b/arch/tile/include/asm/syscalls.h
@@ -65,13 +65,9 @@
 /* Provide versions of standard syscalls that use current_pt_regs(). */
 long sys_clone(unsigned long clone_flags, unsigned long newsp,
 		void __user *parent_tid, void __user *child_tid);
-long sys_execve(const char __user *filename,
-		 const char __user *const __user *argv,
-		 const char __user *const __user *envp);
 long sys_rt_sigreturn(void);
 long sys_sigaltstack(const stack_t __user *, stack_t __user *);
 #define sys_clone sys_clone
-#define sys_execve sys_execve
 #define sys_rt_sigreturn sys_rt_sigreturn
 #define sys_sigaltstack sys_sigaltstack
 
diff --git a/arch/x86/include/asm/syscalls.h b/arch/x86/include/asm/syscalls.h
index 2be0b88..9e5aef3 100644
--- a/arch/x86/include/asm/syscalls.h
+++ b/arch/x86/include/asm/syscalls.h
@@ -23,9 +23,6 @@
 /* kernel/process.c */
 int sys_fork(struct pt_regs *);
 int sys_vfork(struct pt_regs *);
-long sys_execve(const char __user *,
-		const char __user *const __user *,
-		const char __user *const __user *);
 long sys_clone(unsigned long, unsigned long, void __user *,
 	       void __user *, struct pt_regs *);
 
diff --git a/arch/xtensa/include/asm/syscall.h b/arch/xtensa/include/asm/syscall.h
index 124aeee..4e27d76 100644
--- a/arch/xtensa/include/asm/syscall.h
+++ b/arch/xtensa/include/asm/syscall.h
@@ -10,7 +10,6 @@
 
 struct pt_regs;
 struct sigaction;
-asmlinkage long sys_execve(char*, char**, char**, struct pt_regs*);
 asmlinkage long xtensa_clone(unsigned long, unsigned long, struct pt_regs*);
 asmlinkage long xtensa_ptrace(long, long, long, long);
 asmlinkage long xtensa_sigreturn(struct pt_regs*);
diff --git a/include/asm-generic/syscalls.h b/include/asm-generic/syscalls.h
index 7e4fdb6..7796033 100644
--- a/include/asm-generic/syscalls.h
+++ b/include/asm-generic/syscalls.h
@@ -21,13 +21,6 @@
 asmlinkage long sys_vfork(void);
 #endif
 
-#ifndef sys_execve
-asmlinkage long sys_execve(const char __user *filename,
-			   const char __user *const __user *argv,
-			   const char __user *const __user *envp,
-			   struct pt_regs *regs);
-#endif
-
 #ifndef sys_mmap2
 asmlinkage long sys_mmap2(unsigned long addr, unsigned long len,
 			unsigned long prot, unsigned long flags,
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 727f0cd7..2779009 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -837,6 +837,9 @@
 		current_pt_regs())
 #endif
 
+asmlinkage long sys_execve(const char __user *filename,
+		const char __user *const __user *argv,
+		const char __user *const __user *envp);
 
 asmlinkage long sys_perf_event_open(
 		struct perf_event_attr __user *attr_uptr,