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From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm64: Add support for hardware updates of the access and dirty pte bits
Date: Thu, 10 Sep 2015 14:01:34 +0100	[thread overview]
Message-ID: <55F17F2E.7080808@arm.com> (raw)
In-Reply-To: <55F06A87.3000204@citrix.com>

Hi Julien,

On 09/09/15 18:21, Julien Grall wrote:
> Hi Catalin,
> 
> I've tried to boot the latest linus/master (a794b4f) which include this
> patch as DOM0 on xgene. This is failing late in the boot with
> a BUG (see trace below).
> 
> The bisector pointed me to this patch. When I disable
> CONFIG_ARM64_HW_AFDBM, I'm able to boot the kernel and use it
> without any issue.
> 
> Although, I'm not sure to understand how this patch could
> possibly break the filesystem subsystem.
> 
> Do you have any insight for debugging this problem?

I've just given it a good shake on the Mustang we have here, and I'm not
experiencing anything like this. Any chance you could print out the
ID_AA64MMFR1_EL1 register value, just in case?

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...

  parent reply	other threads:[~2015-09-10 13:01 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-10 16:24 [PATCH] arm64: Add support for hardware updates of the access and dirty pte bits Catalin Marinas
2015-09-09 17:21 ` Julien Grall
2015-09-09 18:22   ` Mark Rutland
2015-09-09 18:27     ` Julien Grall
2015-09-10 10:07   ` Catalin Marinas
2015-09-10 10:41     ` Will Deacon
2015-09-10 14:45     ` Julien Grall
2015-09-10 14:54       ` Marc Zyngier
2015-09-10 15:10         ` Julien Grall
2015-09-10 15:21           ` Marc Zyngier
2015-09-10 15:38       ` Will Deacon
2015-09-11 15:43         ` Julien Grall
2015-09-10 13:01   ` Marc Zyngier [this message]
2015-09-10 14:29     ` Julien Grall
2015-09-10 14:49       ` Marc Zyngier
2015-09-10 14:58         ` Julien Grall

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