From: Thomas Lamprecht <t.lamprecht@proxmox.com>
To: Proxmox VE development discussion <pve-devel@lists.proxmox.com>,
Fabian Ebner <f.ebner@proxmox.com>
Subject: [pve-devel] applied: [RFC qemu-server] avoid setting lun number for drives when pvscsi controller is used
Date: Wed, 16 Jun 2021 20:27:37 +0200 [thread overview]
Message-ID: <5db28421-5f41-2a73-53a6-70e0b9f1136d@proxmox.com> (raw)
In-Reply-To: <20210413082414.32241-1-f.ebner@proxmox.com>
On 13.04.21 10:24, Fabian Ebner wrote:
> Reported in the community forum[0].
>
> In QEMU's hw/scsi/vmw_pvscsi.c in the SCSIBusInfo struct, the max_lun property
> is set to 0. This means that in our stack, one cannot have multiple disks and
> use 'scsihw: pvscsi' currently, as kvm would fail with
> bad scsi device lun: 1
>
> Instead of increasing the lun number, increase the scsi-id, as we already do for
> lsi.* (in hw/scsi/lsi53c895a.c the max_lun property is also 0).
>
> [0]: https://forum.proxmox.com/threads/kvm-bad-scsi-device-lun-1.84318/
>
> Signed-off-by: Fabian Ebner <f.ebner@proxmox.com>
> ---
>
> I'm not experienced in this area, so not at all sure if this is the proper
> solution/workaround.
>
> PVE/QemuServer.pm | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>
applied, with Stefans R-b/T-b tag, thanks to both!
just to be sure: I assume that migration from old -> new is OK and was tested?
next prev parent reply other threads:[~2021-06-16 18:28 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-13 8:24 [pve-devel] " Fabian Ebner
2021-06-14 6:29 ` Fabian Ebner
2021-06-14 9:15 ` Stefan Reiter
2021-06-15 8:04 ` Fabian Ebner
2021-06-15 8:36 ` Stefan Reiter
2021-06-16 18:27 ` Thomas Lamprecht [this message]
2021-06-17 7:29 ` [pve-devel] applied: " Stefan Reiter
2021-06-17 7:34 ` Thomas Lamprecht
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