linux-kernel - Re: dell-smbios makes wireless card unusable on Dell XPS 13 9360

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Message-ID: <9b358453-915f-0721-1541-6ff793f5e811@molgen.mpg.de>
Date:   Tue, 6 Feb 2018 17:08:06 +0100
From:   Paul Menzel <pmenzel+platform-driver-x86@...gen.mpg.de>
To:     Mario Limonciello <mario.limonciello@...l.com>
Cc:     Pali Rohár <pali.rohar@...il.com>,
        it+platform-driver-x86@...gen.mpg.de,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: dell-smbios makes wireless card unusable on Dell XPS 13 9360

Dear Mario,


On 02/06/18 16:58, Mario.Limonciello@...l.com wrote:

>> -----Original Message-----
>> From: Paul Menzel [mailto:pmenzel+platform-driver-x86@...gen.mpg.de]
>> Sent: Tuesday, February 6, 2018 9:50 AM
>> To: Pali Rohár <pali.rohar@...il.com>; Limonciello, Mario
>> <Mario_Limonciello@...l.com>; it+platform-driver-x86@...gen.mpg.de
>> Cc: platform-driver-x86@...r.kernel.org; Linux Kernel Mailing List <linux-
>> kernel@...r.kernel.org>
>> Subject: dell-smbios makes wireless card unusable on Dell XPS 13 9360

>> Adding `dell-smbios` to `/etc/modules` on the Dell XPS 13 9360, it seems
>> to badly effect the Wireless LAN device, causing it to be absent or to
>> not work.
>>
>> In one case, the whole system lagged, that means, the log in screen
>> stayed grayed out for 15 seconds, and the mouse pointer stopped moving
>> every 20(?) seconds for some seconds.
> 
> Can you please confirm if you're indicating this is a regression in 4.15?
> Or was this present in earlier kernels too?

Yes, it happened with Ubuntu’s 4.13 too. My original message had one log 
attached where the Wifi wasn’t visible at all.

[…]


Kind regards,

Paul


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