Re: tty, vt: lockdep warnings (Patch v3)

From: Sasha Levin
Date: Tue Nov 13 2012 - 11:24:40 EST


On Fri, Nov 9, 2012 at 2:42 PM, Sasha Levin <sasha.levin@xxxxxxxxxx> wrote:
> On 11/09/2012 02:34 PM, Hugh Dickins wrote:
>> On Thu, 8 Nov 2012, Alan Cox wrote:
>>> commit f35b3fbf24c4e4debb6a7a864b09854ccc2a22e7
>>> Author: Alan Cox <alan@xxxxxxxxxxxxxxx>
>>> Date: Wed Nov 7 16:35:08 2012 +0000
>>>
>>> fb: Rework locking to fix lock ordering on takeover
>>>
>>> Adjust the console layer to allow a take over call where the caller already
>>> holds the locks. Make the fb layer lock in order.
>>>
>>> This s partly a band aid, the fb layer is terminally confused about the
>>> locking rules it uses for its notifiers it seems.
>>>
>>> Signed-off-by: Alan Cox <alan@xxxxxxxxxxxxxxx>
>>
>> This version works for me too - thanks.
>> Hugh
>
> I was planning to test it last night, but new code in mm/ failed horribly and
> was BUG()ing all over the place, so I didn't get any significant testing
> of this patch done.
>
> Will update...

Nothing complains anywhere, looks great.


Thanks,
Sasha
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