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From: Will Deacon <will.deacon@arm.com>
To: Sebastian Ott <sebott@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@kernel.org>,
	Martin Schwidefsky <schwidefsky@de.ibm.com>,
	Heiko Carstens <heiko.carstens@de.ibm.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [bisected] system hang after boot
Date: Wed, 22 Nov 2017 19:10:14 +0000	[thread overview]
Message-ID: <20171122191013.GF22648@arm.com> (raw)
In-Reply-To: <alpine.LFD.2.21.1711221946390.1728@schleppi>

Hi Sebastian,

On Wed, Nov 22, 2017 at 07:54:54PM +0100, Sebastian Ott wrote:
> On Wed, 22 Nov 2017, Will Deacon wrote:
> > Now, I can't see what the break_lock is doing here other than causing
> > problems. Is there a good reason for it, or can you just try removing it
> > altogether? Patch below.
> 
> With your patch applied the system is able to boot again.
> I did some quick additional tests - seems to be working fine.

That was quick, thanks!

So the million dollar question is: does somebody care about the break_lock
field and, if so, why?

Will

  reply	other threads:[~2017-11-22 19:10 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-22 17:46 [bisected] system hang after boot Sebastian Ott
2017-11-22 18:26 ` Will Deacon
2017-11-22 18:54   ` Sebastian Ott
2017-11-22 19:10     ` Will Deacon [this message]
2017-11-22 20:22   ` Peter Zijlstra
2017-11-27 11:49     ` Will Deacon
2017-11-27 12:45       ` Will Deacon
2017-11-27 13:05         ` Sebastian Ott
2017-11-27 12:49       ` Martin Schwidefsky
2017-11-27 12:54         ` Will Deacon
2017-11-27 13:00           ` Martin Schwidefsky
2017-11-27 13:10             ` Will Deacon
2017-11-27 13:13               ` Peter Zijlstra
2017-11-27 13:12             ` Peter Zijlstra

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