From: Randy Dunlap <rdunlap@xenotime.net>
To: runcoderen <runcoderzhcn@gmail.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: ldd scull_load question
Date: Sun, 5 Sep 2010 14:20:20 -0700 [thread overview]
Message-ID: <20100905142020.5db3997d.rdunlap@xenotime.net> (raw)
In-Reply-To: <1283648515.1741.8.camel@bencharluo-laptop>
On Sun, 05 Sep 2010 09:01:55 +0800 runcoderen wrote:
> yes, you do!
>
> there is another question confused me.
> I have seem the command in the scull.c:
> int scull_major = SCULL_MAJOR;and so on.
>
> module_param(scull_major, int, S_IRUGO); and so on.
>
> if we don't do "./scull_load scull_major" command.
>
> we just use "./scull_load"
>
> it will make scull_major = SCULL_MAJOR default?
Yes. scull_major is initialized to SCULL_MAJOR every time
that the module is loaded.
The module_param() allows someone to change the value of
scull_major.
---
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***
next prev parent reply other threads:[~2010-09-05 21:20 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-30 9:20 [RFC 04/22] tcm: Add v4 base data structures and struct target_core_fabric_ops Nicholas A. Bellinger
2010-09-02 5:56 ` Konrad Rzeszutek Wilk
2010-09-02 19:19 ` Nicholas A. Bellinger
2010-09-04 23:53 ` Nicholas A. Bellinger
2010-09-05 0:35 ` ldd scull_load question runcoderen
2010-09-05 0:43 ` Randy Dunlap
2010-09-05 1:01 ` runcoderen
2010-09-05 21:20 ` Randy Dunlap [this message]
2010-09-05 3:21 ` Adam Jiang
2010-09-07 20:56 ` [RFC 04/22] tcm: Add v4 base data structures and struct target_core_fabric_ops Konrad Rzeszutek Wilk
2010-09-08 1:44 ` Nicholas A. Bellinger
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