linux-kernel - Re: [4.4-rc6-rt1 PATCH 0/2] ARM: am437x: boot test report

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Date:	Wed, 13 Jan 2016 13:41:33 +0200
From:	Grygorii Strashko <grygorii.strashko@...com>
To:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
CC:	<linux-rt-users@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Sekhar Nori <nsekhar@...com>
Subject: Re: [4.4-rc6-rt1 PATCH 0/2] ARM: am437x: boot test report

On 01/12/2016 07:15 PM, Sebastian Andrzej Siewior wrote:
> * Grygorii Strashko | 2015-12-28 20:00:09 [+0200]:
> 
>> Hi All, Sebastian,
> Hi Grygorii,
> 
>> 3) Seems there are some problem with HIGHMEM :(. System crashes if I'm trying
>>    to run hackbench (see log 1). I can run hackbench only if HIGHMEM is disabled.
>>    I've also tried to disable CONFIG_CPU_SW_DOMAIN_PAN, CONFIG_ARM_PATCH_PHYS_VIRT,
>>    and CONFIG_CPUSETS, before disabling HIGHMEM.
>>    Sorry, I'll not able to investigate it further because of Christmas holidays here.
> 
> I see. It seems not to trigger anything on x86.

Yah. I saw other reports - it seems this issue is not triggered on ARM SMP also
(as per report from Tim Sander). Will try to dig deeper.


> 
>> 4) Could we revert commit 4fa5422 'ARM: OMAP2: Drop the concept of certain power
>>    domains not being able to lose context.'? It's not required for 4.4-rt wakeup
>>    and introduces build warnings.
> 
> done.

Thanks.

-- 
regards,
-grygorii