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From: Uilton Dutra <uilton@uiltrix.com.br>
To: "Wanghong Yuan" <wyuan1@ews.uiuc.edu>
Cc: linux-kernel@vger.kernel.org
Subject: Re: How to enable printk
Date: Sun, 28 Apr 2002 03:33:05 -0300	[thread overview]
Message-ID: <20020428033305.7f501358.uilton@uiltrix.com.br> (raw)
In-Reply-To: <001001c1ef3d$890a6d50$e6f7ae80@ad.uiuc.edu>

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 */
//
//
//-
//To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
//the body of a message to majordomo@vger.kernel.org
//More majordomo info at  http://vger.kernel.org/majordomo-info.html
//Please read the FAQ at  http://www.tux.org/lkml/
//

  reply	other threads:[~2002-04-29  6:36 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-04-24 15:09 VLAN and Network Drivers 2.4.x jd
2002-04-24 13:04 ` David S. Miller
2002-04-24 16:23   ` AW: " jd
2002-04-24 16:35     ` David S. Miller
2002-04-24 17:03       ` AW: " jd
2002-04-24 16:59         ` David S. Miller
2002-04-24 17:31           ` Ben Greear
2002-04-24 17:25             ` David S. Miller
2002-04-24 17:58               ` Ben Greear
2002-04-24 17:56                 ` David S. Miller
2002-04-24 19:43                   ` Ben Greear
2002-04-24 22:23                 ` AW: " jd
2002-04-24 17:49             ` Jeff Garzik
2002-04-24 18:04               ` Ben Greear
2002-04-24 18:10                 ` Jeff Garzik
2002-04-24 18:07               ` Matti Aarnio
2002-04-24 18:13                 ` Jeff Garzik
2002-04-24 17:42           ` AW: " jd
2002-04-24 17:40             ` David S. Miller
2002-04-24 22:28               ` AW: " jd
2002-04-24 22:21                 ` David S. Miller
2002-04-25  4:26                   ` AW: Re: AW: Re: AW: Re: AW: Re: AW: Re: AW: Re: AW: [was: VLAN and Network Drivers 2.4.x] Dax Kelson
     [not found]                     ` <200204242141.02957.bodnar42@phalynx.dhs.org>
2002-04-25  4:43                       ` Ryan Cumming
2002-04-25 10:19                     ` Matthias Andree
2002-04-25 13:45                   ` AW: Re: AW: Re: AW: Re: AW: Re: AW: Re: VLAN and Network Drivers 2.4.x jd
2002-04-26  0:46                     ` David S. Miller
2002-04-27 20:34                       ` jd
2002-04-28  2:43                         ` David S. Miller
2002-04-28 20:28                           ` jd
2002-04-29  3:49                             ` David S. Miller
2002-04-29  5:20                               ` How to enable printk Wanghong Yuan
2002-04-28  6:33                                 ` Uilton Dutra [this message]
2002-04-29  6:33                                 ` Itai Nahshon
2002-04-29  6:52                                 ` Chris Wright
2002-04-29 11:37                                 ` David Woodhouse
2002-04-30 17:12                                   ` Denis Vlasenko
2002-04-30 12:55                                     ` David Woodhouse
2002-04-30 18:03                                       ` Denis Vlasenko
2002-04-30 13:14                                         ` David Woodhouse
2002-04-29 22:15                                 ` Accurately measure CPU cycles used by a program? thanks Wanghong Yuan
2002-04-29 22:22                                   ` J.A. Magallon
2002-04-30 16:30                                     ` Zach Brown
2002-05-10 23:49                                     ` Corey Minyard
2002-04-30 22:15                                   ` what replaces tq_scheduler in 2.4 Wanghong Yuan
2002-04-30 22:31                                     ` Andrew Morton
2002-05-02 15:44                                       ` Ingo Oeser
2002-05-03  0:13                                         ` Wanghong Yuan
2002-05-03 18:04                                         ` Andrew Morton
2002-05-01  6:41                                     ` suspend a thread in LKM Wanghong Yuan
2002-04-29  9:06                               ` VLAN and Network Drivers 2.4.x jd
2002-04-25 10:20           ` Matthias Andree
2002-04-24 16:39     ` AW: " Pasi Kärkkäinen
2002-04-24 16:18 ` Ben Greear
2002-04-24 16:46   ` AW: " jd

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