linux-kernel - Re: [linux-usb-devel] [PATCH] usb/hid: The HID Simple Driver Interface 0.3.2 (core)

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Message-ID: <4529C38A.2000708@gmail.com>
Date:	Mon, 09 Oct 2006 11:35:38 +0800
From:	Liyu <raise.sail@...il.com>
To:	Anssi Hannula <anssi.hannula@...il.com>
CC:	"raise.sail@...il.com" <raise.sail@...il.com>,
	greg <greg@...ah.com>, Randy Dunlap <rdunlap@...otime.net>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	linux-usb-devel <linux-usb-devel@...ts.sourceforge.net>
Subject: Re: [linux-usb-devel] [PATCH] usb/hid: The HID Simple Driver	Interface
 0.3.2 (core)

Anssi Hannula wrote:
> One possibility is to do that with symbol_request() and friends. That
> would not be pretty though, imho.
>
> DVB subsystem uses that currently to load frontend modules dynamically,
> see dvb_attach() and dvb_frontend_detach() in
> drivers/media/dvb/dvb-core/dvbdev.h and
> drivers/media/dvb/dvb-core/dvb_frontend.c.
>
>   
This means also can load module dynamically. In apparently, I think it
have two weaknesses:
   
    1. It require module have one exported symbol at least.
    2. We must handle life cycle of module by myself.

Is it right?

Goodluck

-Liyu
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