netdev - Re: [PATCH] mwifiex: mask PCIe interrupts before removal

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Date:	Thu, 07 Jul 2016 22:37:59 +0300
From:	Kalle Valo <kvalo@...eaurora.org>
To:	Brian Norris <briannorris@...omium.org>
Cc:	Amitkumar Karwar <akarwar@...vell.com>,
	Nishant Sarmukadam <nishants@...vell.com>,
	linux-kernel@...r.kernel.org,
	Doug Anderson <dianders@...omium.org>,
	Brian Norris <computersforpeace@...il.com>,
	Stephen Barber <smbarber@...omium.org>,
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	wnhuang@...omium.org
Subject: Re: [PATCH] mwifiex: mask PCIe interrupts before removal

Brian Norris <briannorris@...omium.org> writes:

> Hi,
>
> On Thu, Jun 30, 2016 at 03:21:02PM -0700, Brian Norris wrote:
>> The PCIe driver didn't mask the host interrupts before trying to tear
>> down. This causes lockups at reboot or rmmod when using MSI-X on 8997,
>> since the MSI handler gets confused and locks up the system.
>> 
>> Also tested on 8897, which does not support MSI-X (and wasn't
>> experiencing this same bug). No regressions seen there.
>
> Ping? This is a bugfix, and it'd be nice to either know what's wrong
> with it, or see it merged.

It's on my queue for 4.8:

https://patchwork.kernel.org/patch/9209027/

-- 
Kalle Valo