From: Christoph Hellwig <hch@lst.de>
To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Christoph Hellwig <hch@lst.de>, Hannes Reinecke <hare@suse.de>,
Rusty Russell <rusty@rustcorp.com.au>,
qemu-devel@nongnu.org, kvm@vger.kernel.org
Subject: Re: [Qemu-devel] Re: [PATCH] virtio-blk: add SGI_IO passthru support
Date: Wed, 29 Apr 2009 12:50:04 +0200 [thread overview]
Message-ID: <20090429105004.GB7846@lst.de> (raw)
In-Reply-To: <200904282109.52905.borntraeger@de.ibm.com>
On Tue, Apr 28, 2009 at 09:09:52PM +0200, Christian Borntraeger wrote:
> Yes, virtio-scsi is also something we were thinking of. The last time we discussed this idea of SCSI passthrough internally, we stumbled over error recovery. Who is responsible for the error recovery? The host, the guest, or both? Are there problems, which will trigger error recovery in the guest and host midlayer at the same time? To be honest, my scsi knowledge is very limited, so I dont know if that is a real problem.
I'm not that far with planning yet. The best way would be to do real
error handling in the host probably.
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: qemu-devel@nongnu.org, Rusty Russell <rusty@rustcorp.com.au>,
Christoph Hellwig <hch@lst.de>,
kvm@vger.kernel.org, Hannes Reinecke <hare@suse.de>
Subject: Re: [Qemu-devel] Re: [PATCH] virtio-blk: add SGI_IO passthru support
Date: Wed, 29 Apr 2009 12:50:04 +0200 [thread overview]
Message-ID: <20090429105004.GB7846@lst.de> (raw)
In-Reply-To: <200904282109.52905.borntraeger@de.ibm.com>
On Tue, Apr 28, 2009 at 09:09:52PM +0200, Christian Borntraeger wrote:
> Yes, virtio-scsi is also something we were thinking of. The last time we discussed this idea of SCSI passthrough internally, we stumbled over error recovery. Who is responsible for the error recovery? The host, the guest, or both? Are there problems, which will trigger error recovery in the guest and host midlayer at the same time? To be honest, my scsi knowledge is very limited, so I dont know if that is a real problem.
I'm not that far with planning yet. The best way would be to do real
error handling in the host probably.
next prev parent reply other threads:[~2009-04-29 10:51 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-27 8:26 [PATCH] virtio-blk: add SGI_IO passthru support Christoph Hellwig
2009-04-27 8:29 ` Christoph Hellwig
2009-04-27 8:29 ` [Qemu-devel] " Christoph Hellwig
2009-04-27 9:15 ` Avi Kivity
2009-04-27 9:15 ` [Qemu-devel] " Avi Kivity
2009-04-28 9:47 ` Christoph Hellwig
2009-04-28 9:47 ` Christoph Hellwig
2009-04-27 14:36 ` Anthony Liguori
2009-04-27 14:36 ` [Qemu-devel] " Anthony Liguori
2009-04-28 9:51 ` Christoph Hellwig
2009-04-28 9:51 ` Christoph Hellwig
2009-04-28 16:37 ` Anthony Liguori
2009-04-28 16:52 ` Christian Borntraeger
2009-04-28 16:52 ` Christian Borntraeger
2009-04-29 10:48 ` Christoph Hellwig
2009-04-29 10:48 ` Christoph Hellwig
2009-04-29 11:11 ` Paul Brook
2009-04-29 11:11 ` Paul Brook
2009-04-29 11:19 ` Christian Borntraeger
2009-04-29 11:19 ` Christian Borntraeger
2009-04-29 11:29 ` Paul Brook
2009-04-29 11:29 ` Paul Brook
2009-04-29 11:21 ` Christoph Hellwig
2009-04-29 11:21 ` Christoph Hellwig
2009-04-29 11:37 ` Paul Brook
2009-04-29 11:37 ` Paul Brook
2009-04-30 20:13 ` Christoph Hellwig
2009-04-30 20:13 ` Christoph Hellwig
2009-04-30 20:55 ` Nicholas A. Bellinger
2009-04-30 20:55 ` Nicholas A. Bellinger
2009-04-30 21:49 ` Paul Brook
2009-04-30 21:49 ` Paul Brook
2009-04-30 21:56 ` Javier Guerra
2009-04-30 21:56 ` Javier Guerra
2009-05-01 7:24 ` Christoph Hellwig
2009-05-01 7:24 ` Christoph Hellwig
2009-05-01 11:08 ` Jamie Lokier
2009-05-01 11:08 ` Jamie Lokier
2009-05-01 14:28 ` Christoph Hellwig
2009-05-01 14:28 ` Christoph Hellwig
2009-05-05 5:21 ` Rusty Russell
2009-05-05 5:21 ` Rusty Russell
2009-04-28 19:09 ` Christian Borntraeger
2009-04-28 19:09 ` Christian Borntraeger
2009-04-29 10:50 ` Christoph Hellwig [this message]
2009-04-29 10:50 ` Christoph Hellwig
2009-04-29 11:07 ` Christian Borntraeger
2009-04-29 11:07 ` Christian Borntraeger
2009-04-28 9:57 ` [PATCH 2/2] virtio-blk: add SG_IO " Christoph Hellwig
2009-04-28 9:57 ` [Qemu-devel] " Christoph Hellwig
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