From: Luca Olivetti <luca@ventoso.org>
To: "Frank Schäfer" <fschaefer.oss@googlemail.com>,
"Fengguang Wu" <fengguang.wu@intel.com>
Cc: Mauro Carvalho Chehab <m.chehab@samsung.com>,
linux-media@vger.kernel.org, Jet Chen <jet.chen@intel.com>,
Su Tao <tao.su@intel.com>, Yuanhan Liu <yuanhan.liu@intel.com>,
LKP <lkp@01.org>,
linux-kernel@vger.kernel.org, crope@iki.fi
Subject: Re: [media/dvb_usb_af9005] BUG: unable to handle kernel paging request (WAS: [media/em28xx] BUG: unable to handle kernel)
Date: Thu, 25 Sep 2014 17:57:31 +0200 [thread overview]
Message-ID: <54243B6B.9000102@ventoso.org> (raw)
In-Reply-To: <54241E7D.3050201@googlemail.com>
El 25/09/14 15:54, Frank Schäfer ha escrit:
>
> Am 23.09.2014 um 23:03 schrieb Luca Olivetti:
>> El 23/09/14 20:52, Frank Schäfer ha escrit:
>>
>>>>> This seems to be an ancient bug, which is known at least since 5 1/2 years:
>>>>> https://lkml.org/lkml/2009/2/4/350
>> [...]
>>>> #if defined(CONFIG_MODULE) || defined(CONFIG_DVB_USB_AF9005_REMOTE)
>>> What happens, if CONFIG_MODULES is enabled, but neither module
>>> af9005-remote nor any other IR module is available ?
>>> Has this ever been tested ?
>> I think I tested at the time and symbol_request returned NULL in that
>> case, however I'm not sure and I cannot find any documentation on how
>> symbol_request is supposed to work in that case.
>
> Ok, thanks.
> I assume noone wants to invest some time into this old driver and covert
> it to todays kernel IR infrastructure as suggested by Antti ? :-)
Not me ;-)
> Then I'm going to send a patch with the
>
> #if defined(CONFIG_MODULE) || defined(CONFIG_DVB_USB_AF9005_REMOTE)
>
> approach.
> That's at least better than leaving the bug unfixed.
Yes, it's an acceptable workaround until the bug in symbol_request is
fixed (because the bug actually is in symbol_request, isn't it?)
Bye
--
Luca
prev parent reply other threads:[~2014-09-25 17:13 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20140919014124.GA8326@localhost>
2014-09-19 19:01 ` [media/em28xx] BUG: unable to handle kernel Frank Schäfer
2014-09-19 19:22 ` [media/dvb_usb_af9005] BUG: unable to handle kernel paging request (WAS: [media/em28xx] BUG: unable to handle kernel) Frank Schäfer
2014-09-19 19:55 ` Luca Olivetti
2014-09-20 11:18 ` Antti Palosaari
2014-09-23 18:52 ` Frank Schäfer
2014-09-23 21:03 ` Luca Olivetti
2014-09-25 13:54 ` Frank Schäfer
2014-09-25 15:57 ` Luca Olivetti [this message]
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