From: Anthony Liguori <anthony@codemonkey.ws>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Christoph Hellwig <hch@lst.de>,
bzolnier@gmail.com, linux-ide@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: current mainline ide doesn't like qemu/kvm (or vice versa)
Date: Fri, 08 Feb 2008 16:35:14 -0600 [thread overview]
Message-ID: <47ACD922.9040101@codemonkey.ws> (raw)
In-Reply-To: <20080208155350.733d2399@core>
Alan Cox wrote:
> On Fri, 8 Feb 2008 16:25:08 +0100
> Christoph Hellwig <hch@lst.de> wrote:
>
>> When trying to put some stress on qemu by running the xfs testsuite
>> I get the following:
>>
>> debian:~/xfs-cmds/xfstests# sh check
>> [ 438.166822] SGI XFS with ACLs, security attributes, realtime, large block numbers, no debug enabled
>> [ 438.185557] SGI XFS Quota Management subsystem
>> [ 438.193150] hdb: task_no_data_intr: status=0x41 { DriveReady Error }
>> [ 438.194018] hdb: task_no_data_intr: error=0x04 { DriveStatusError }
>> [ 438.194195] ide: failed opcode was: 0x9d
>
> Drive aborted the command. Thats all correct.
>> and after that the kernel seems to hang. Qemu is emulating a piix3
>> device, and using the piix driver. This is on a pretty old kvm (version
>> 28) because newer ones don't even compile.
kvm-28 is ancient and there have been IDE emulation fixes since. I am
not aware of issues building KVM either. The problems you reported a
month ago on kvm-devel have been fixed.
> Old Qemu is not really a credible IDE emulation. The chances are that as
> with all the libata bugs I close for qemu the problem is qemu. Please
> file a bug with the qemu people.
Agreed, this is very likely to be a QEMU issue (that may have already
been fixed).
Regards,
Anthony Liguori
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prev parent reply other threads:[~2008-02-08 22:35 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-08 15:25 current mainline ide doesn't like qemu/kvm (or vice versa) Christoph Hellwig
2008-02-08 15:53 ` Alan Cox
2008-02-08 22:35 ` Anthony Liguori [this message]
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