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Re: [Qemu-devel] [PATCH 0/7] scsi and megasas update
From: |
Alexander Graf |
Subject: |
Re: [Qemu-devel] [PATCH 0/7] scsi and megasas update |
Date: |
Thu, 4 Nov 2010 16:49:26 -0400 |
On 15.06.2010, at 11:15, Hannes Reinecke wrote:
> Hi all,
>
> I've run an I/O exerciser against the megasas emulation and
> found quite some issues, both with the HBA and the SCSI
> emulation.
>
> - SG_IO returns -EDOM if the internal queue is exhausted;
> we should be mapping this to QUEUE_FULL.
> - Codingstyle fixes for megasas as suggested by blueswirl
> - We should be using the status codes as defined by SAM,
> not the linux ones (which are shifted by one)
> - Each driver has it's own mechanism of storing the
> sense data, so we should be implementing an accessor
> scsi_req_sense() to retrieve it.
> - And, of course, a rather largish megasas update
>
> Patches are relative to nab's qemu-kvm git tree at
> git://git.kernel.org/pub/scm/virt/kvm/nab/qemu-kvm.git
>
> Nab, I think this patchset should make Windows happy.
Got an updated version? :)
I'd also love to see some performance numbers on this. How well does it perform
against virtio?
Alex
- Re: [Qemu-devel] [PATCH 0/7] scsi and megasas update,
Alexander Graf <=