From: Sergey Vlasov <vsu@altlinux.ru>
To: Jiri Kosina <jikos@jikos.cz>
Cc: Soeren Sonnenburg <kernel@nn7.de>,
Linux Kernel <linux-kernel@vger.kernel.org>,
linux-usb-devel <linux-usb-devel@lists.sourceforge.net>
Subject: Re: [linux-usb-devel] 2.6.20-rc6 pb_fnmode regression
Date: Mon, 29 Jan 2007 13:26:41 +0300 [thread overview]
Message-ID: <20070129102641.GC3375@master.mivlgu.local> (raw)
In-Reply-To: <Pine.LNX.4.64.0701291049190.9448@twin.jikos.cz>
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On Mon, Jan 29, 2007 at 10:55:48AM +0100, Jiri Kosina wrote:
> Changing module parameter values through sysfs is not a very nice idea,
> because the change of the value is indeed silent - the driver is not
> notified in any way, that the value has changed. So the driver should take
> care of it by itself, which is not a nice thing.
There is module_param_call() - used at least by drivers/md/md.c:
static int get_ro(char *buffer, struct kernel_param *kp)
...
static int set_ro(const char *val, struct kernel_param *kp)
...
module_param_call(start_ro, set_ro, get_ro, NULL, S_IRUSR|S_IWUSR);
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next prev parent reply other threads:[~2007-01-29 10:55 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-27 13:29 2.6.20-rc6 pb_fnmode regression Soeren Sonnenburg
2007-01-29 9:55 ` Jiri Kosina
2007-01-29 10:26 ` Sergey Vlasov [this message]
2007-01-29 10:32 ` Soeren Sonnenburg
2007-01-29 10:40 ` Jiri Kosina
2007-01-29 11:13 ` Jiri Kosina
2007-01-29 11:24 ` Soeren Sonnenburg
2007-01-29 11:45 ` Jiri Kosina
2007-01-29 15:12 ` Soeren Sonnenburg
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