From: Bodo Eggert <7eggert@gmx.de>
To: linux lover <linux_lover2004@yahoo.com>, linux-kernel@vger.kernel.org
Subject: Re: Accessing data structure from kernel space
Date: Wed, 30 Mar 2005 14:27:13 +0200 [thread overview]
Message-ID: <E1DGcHz-0001Tk-NF@be1.7eggert.dyndns.org> (raw)
In-Reply-To: <fa.kvq30up.1h3mr8j@ifi.uio.no>
linux lover <linux_lover2004@yahoo.com> wrote:
> I successfully added linked list data structure
> in kernel in header file. Write a C source file and
> add it to kernel directory. then write 2 system calls
> that read and write to linked list from user space
> through that syscalls.
> recompile kernel. Now able to read/write that
> linked list.
> I want to write user data in that linked list
> and allow kernel to use that info in linked list. Is
> my approach to send data from user to kernel and
> store there as long as OS is not rebooted is right?
- A linked list is bad for random access to large amounts of data.
Why is a linked list suitable for your data?
- Did you think about SMP races?
- Why does it need to be in the kernel? Could a daemon do the job?
- to be continued
next parent reply other threads:[~2005-03-30 13:48 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <fa.kvq30up.1h3mr8j@ifi.uio.no>
2005-03-30 12:27 ` Bodo Eggert [this message]
2005-03-30 7:22 linux lover
-- strict thread matches above, loose matches on Subject: below --
2005-03-23 16:41 linux lover
2005-03-23 18:15 ` Paul Jackson
2005-03-23 16:41 linux lover
2005-03-23 17:16 ` linux-os
2005-03-23 13:20 linux lover
2005-03-23 13:28 ` linux-os
2005-03-23 13:42 ` Jan Engelhardt
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