Re: How to enable printk

Uilton Dutra
2002-04-29T06:36:04Z

In default priority printk maybe don't show anything on terminal, try printk("<1>yes\n"). Remenber that you can't use xterm.

Uilton Dutra
uilton@uiltrix.com.br
http://iam.uiltrix.com.br

On Mon, 29 Apr 2002 00:20:11 -0500
"Wanghong Yuan" <wyuan1@ews.uiuc.edu> wrote:

//Hi,
//
//It may be a simple question. But I cannot see the result of printk in
//console like the following. Do i need to enable it somewhere? Thanks
//
///*-O2 -Wall -DMODULE -D__KERNEL__ -DLINUX -c testsys.c */
//
//#include <linux/sys.h>
//#include <linux/mm.h>
//#include <linux/module.h>
//#include <linux/kernel.h>
//#include <linux/sched.h>
//#include <sys/syscall.h>
//#include <asm/uaccess.h>
//
//
///* The system call number we attempt to install ourselves as. */
//static int syscall_num = 165;
//
//asmlinkage int sys_test(int pid, int period, int cycles, int* ptr)
//
//{
//
// put_user(current->pid, ptr);
// return pid-10000;
//
//}
//
//extern int sys_call_table[];
//
//#ifdef MODULE
//int init_module(void)
//{
// printk("yes\n");
// sys_call_table[syscall_num] = (int)sys_test;
// return 0;
//}
//
//void cleanup_module(void)
//{
// sys_call_table[syscall_num] = 0;
//}
//
//#endif /* MODULE */
//
//
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