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
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//More majordomo info at http://vger.kernel.org/majordomo-info.html
//Please read the FAQ at http://www.tux.org/lkml/
//
next prev parent 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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