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From: Jan Kiszka <jan.kiszka@siemens.com>
To: Aurelien Jarno <aurelien@aurel32.net>
Cc: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] Re: lsi: Handle removal of selected devices
Date: Fri, 21 May 2010 18:23:07 +0200	[thread overview]
Message-ID: <4BF6B36B.6060909@siemens.com> (raw)
In-Reply-To: <4BF6B25B.7080508@siemens.com>

Jan Kiszka wrote:
> Aurelien Jarno wrote:
>> On Fri, May 21, 2010 at 05:49:26PM +0200, Aurelien Jarno wrote:
>>> This patch:
>>>
>>> 64d564094cac5f72eeaeb950c442b773a00d3586 is the first bad commit
>>> commit 64d564094cac5f72eeaeb950c442b773a00d3586
>>> Author: Jan Kiszka <jan.kiszka@siemens.com>
>>> Date:   Tue May 4 14:21:03 2010 +0200
>>>
>>>     lsi: Handle removal of selected devices
>>>
>>>     We must not store references to selected devices as they may be
>>>     hot-removed. Instead, look up the device based on its tag right before
>>>     using it. If the device disappeared, throw an interrupt and disconnect.
>>>
>>>     Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
>>>     Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
>>>
>>> breaks the versatile machine. qemu-system-arm segfaults during the boot.
>> Actually it only seems to be the case with old kernels. I have put the
>> material to reproduce the bug here:
>>
>> http://temp.aurel32.net/qemu-versatile/
>>
> 
> Ah, perfect. Will have a look.
> 

Boots fine up to "Waiting for root file system". That's on a 64-bit
host. Are you on 32 bits?

Jan

-- 
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux

  parent reply	other threads:[~2010-05-21 16:27 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-21 15:49 [Qemu-devel] Re: lsi: Handle removal of selected devices Aurelien Jarno
2010-05-21 16:17 ` Aurelien Jarno
2010-05-21 16:18   ` Jan Kiszka
2010-05-21 16:23     ` Aurelien Jarno
2010-05-21 16:44       ` [Qemu-devel] [PATCH] lsi: Fix value overflow in request tag processing Jan Kiszka
2010-05-22 14:05         ` Aurelien Jarno
2010-05-21 16:23     ` Jan Kiszka [this message]
2010-05-21 16:25       ` [Qemu-devel] Re: lsi: Handle removal of selected devices Jan Kiszka
2010-05-21 16:17 ` Jan Kiszka

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