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Re: [Qemu-devel] [PATCH v2 0/5] vhost-scsi: support to assign boot order
From: |
Gonglei |
Subject: |
Re: [Qemu-devel] [PATCH v2 0/5] vhost-scsi: support to assign boot order |
Date: |
Tue, 3 Feb 2015 16:55:37 +0800 |
User-agent: |
Mozilla/5.0 (Windows NT 6.1; rv:11.0) Gecko/20120327 Thunderbird/11.0.1 |
On 2015/1/29 15:08, Gonglei (Arei) wrote:
> From: Gonglei <address@hidden>
>
> Qemu haven't provide a bootindex property for vhost-scsi device.
> So, we can not assign the boot order for it at present. But
> Some clients/users have requirements for that in some scenarios.
> This patch achieve the aim in Qemu side.
>
> Because Qemu only accept an wwpn argument for vhost-scsi, we
> cannot assign a tpgt. That's say tpg is transparent for Qemu, Qemu
> doesn't know which tpg can boot, but vhost-scsi driver module
> doesn't know too for one assigned wwpn.
>
> At present, we assume that the first tpg can boot only, and add
> a boot_tpgt property that defaults to 0. Of course, people can
> pass a valid value by qemu command line.
>
Ping...
> v2 -> v1: (Thanks to Paolo's suggestion)
> - change calling qdev_get_own_fw_dev_path_from_handler in
> get_boot_devices_list, and convert non-NULL suffixes to
> implementations of FWPathProvider in Patch 1. (Paolo)
> - add a boot_tpgt property for vhost-scsi in Patch 4. (Paolo)
> - remove the ioctl calling in Patch 4, because the kernel
> patch hasn't been accepted.
>
> kernel patch:
> [PATCH] vhost-scsi: introduce an ioctl to get the minimum tpgt
> http://news.gmane.org/gmane.comp.emulators.kvm.devel
>
> Gonglei (5):
> qdev: support to get a device firmware path directly
> vhost-scsi: add bootindex property
> vhost-scsi: realize the TYPE_FW_PATH_PROVIDER interface
> vhost-scsi: add a property for booting
> vhost-scsi: set the bootable value of channel/target/lun
>
> bootdevice.c | 31 +++++++++++++++++--------------
> hw/core/qdev.c | 7 +++++++
> hw/scsi/vhost-scsi.c | 35 +++++++++++++++++++++++++++++++++++
> hw/virtio/virtio-pci.c | 2 ++
> include/hw/qdev-core.h | 1 +
> include/hw/virtio/vhost-scsi.h | 5 +++++
> include/hw/virtio/virtio-scsi.h | 1 +
> 7 files changed, 68 insertions(+), 14 deletions(-)
>
- Re: [Qemu-devel] [PATCH v2 0/5] vhost-scsi: support to assign boot order,
Gonglei <=