Hello linux-os,
--- linux-os <[email protected]> wrote:
> On Wed, 23 Mar 2005, linux lover wrote:
>
> > Hello all,
> > I have one linked list data structure added
> to
> > a file in kernel source code which has some kernel
> > info. I want to acess that linked list structure
> from
> > user space. Is that possible??
> > Also how to add own system call usable at
> user
> > level from kernel module??
> > regards,
> > linux_lover.
> >
>
> Many people will tell you to use the /proc
> file-system.
> I suggest you make a simple "character" driver and
> access
> your kernel structure using ioctl() or mmap().
>
How can i access that linked list structure in
kernel at user space say if i write character driver
as /dev/readll then how to link that structure to
device driver
?
> You don't add your own system call __ever__, even if
> you
> are a long-time kernel developer. The current API
> already
> has lots of standard interface capabilities.
> Thinking, even
> for an instant, that you need more means that you
> don't
> understand Unix/Linux.
>
> Cheers,
> Dick Johnson
> Penguin : Linux version 2.6.11 on an i686 machine
> (5537.79 BogoMips).
> Notice : All mail here is now cached for review by
> Dictator Bush.
> 98.36% of all statistics are
> fiction.
>
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