const struct compat_iovec __user *vec, unsigned long vlen);
asmlinkage ssize_t compat_sys_writev(unsigned long fd,
const struct compat_iovec __user *vec, unsigned long vlen);
+asmlinkage ssize_t compat_sys_preadv(unsigned long fd,
+ const struct compat_iovec __user *vec,
+ unsigned long vlen, u32 pos_low, u32 pos_high);
+asmlinkage ssize_t compat_sys_pwritev(unsigned long fd,
+ const struct compat_iovec __user *vec,
+ unsigned long vlen, u32 pos_low, u32 pos_high);
int compat_do_execve(char * filename, compat_uptr_t __user *argv,
compat_uptr_t __user *envp, struct pt_regs * regs);