Kernel Programming

[Shrikar archak]

Thanks it worked for me. But the only problem is the messages are getting
logged to sylog and not getting displayed on console even if the priority is
KERN_ALERT.
Please let me know what the issue is.
Thanks again,
Shrikar

On 4/6/07, ben darby <ben at cvrse.com> wrote:
>
> * Shrikar archak wrote:
> > Hi ,
> > I am a newbie to kernel programming and trying out some simple examples
> > given in a tutorial
> > the program is given below
> >
> <snip> hello1.c
> >
> > ============================================
> > I get the following error when i try to compile
> > I have installed the kernel headers as well
> >
> >
> > shrikar at shrikar-desktop:~/kernel-programming$  gcc
> -D__KERNEL__  -DMODULE
> > -DLINUX -Wall -c hello1.c
> > In file included from /usr/include/linux/sched.h:16,
> >                 from /usr/include/linux/module.h:9,
> >                 from hello1.c:1:
> > /usr/include/linux/signal.h:2:2: warning: #warning "You should include <
> > signal.h>. This time I will do it for you."
> > In file included from /usr/include/linux/resource.h:4,
> <snip>
>
> create a Makefile in ~/kernel-programming containing:
>
> #### start file #####
> obj-m += hello1.o
>
> all:
>         make -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules
>
> clean:
>         make -C /lib/modules/$(shell uname -r)/build M=$(PWD) clean
> #### end file ####
>
> and then run 'make' to build the module, 'sudo insmod hello1.ko', etc.
>
>
> --
> ben darby
>
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