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Re: [Qemu-devel] [sneak preview] major scsi overhaul
From: |
Paul Brook |
Subject: |
Re: [Qemu-devel] [sneak preview] major scsi overhaul |
Date: |
Tue, 24 Nov 2009 13:51:03 +0000 |
User-agent: |
KMail/1.12.2 (Linux/2.6.30-2-amd64; KDE/4.3.2; x86_64; ; ) |
On Tuesday 24 November 2009, Gerd Hoffmann wrote:
> On 11/16/09 19:53, Paul Brook wrote:
> > Capping the amount of memory required for a transfer *is* implemented, in
> > both LSI and virtio-blk. The exception being SCSI passthrough where the
> > kernel API makes it impossible.
>
> Well. Figured while doing more testing: The allowed request size is
> limited by the kernel, so scsi-generic requests larger than (currently)
> 128k fail.
>
> Now, how to handle *that*? Is there some way to signal to the guest
> that the request was to big?
Same as real hardware. Probably also want to populate the Block Limits VPD
page appropriately
Paul
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, (continued)
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Paul Brook, 2009/11/10
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Gerd Hoffmann, 2009/11/11
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Paul Brook, 2009/11/11
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Gerd Hoffmann, 2009/11/11
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Paul Brook, 2009/11/11
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Gerd Hoffmann, 2009/11/16
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Paul Brook, 2009/11/16
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Gerd Hoffmann, 2009/11/16
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Gerd Hoffmann, 2009/11/24
- Re: [Qemu-devel] [sneak preview] major scsi overhaul,
Paul Brook <=
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Gerd Hoffmann, 2009/11/25
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Hannes Reinecke, 2009/11/26
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Gerd Hoffmann, 2009/11/26
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Hannes Reinecke, 2009/11/26
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Gerd Hoffmann, 2009/11/26
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Hannes Reinecke, 2009/11/26
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Gerd Hoffmann, 2009/11/26
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Hannes Reinecke, 2009/11/26
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Gerd Hoffmann, 2009/11/26
- Re: [Qemu-devel] [sneak preview] major scsi overhaul, Hannes Reinecke, 2009/11/26