From: Paolo Bonzini <pbonzini@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>,
kvm-devel <kvm@vger.kernel.org>,
Jan Kiszka <jan.kiszka@siemens.com>,
qemu-devel <qemu-devel@nongnu.org>,
lf-virt <virtualization@lists.linux-foundation.org>,
Anthony Liguori <aliguori@linux.vnet.ibm.com>,
target-devel <target-devel@vger.kernel.org>,
Zhi Yong Wu <wuzhy@cn.ibm.com>, Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH 4/5] virtio-scsi: Add start/stop functionality for vhost-scsi
Date: Mon, 10 Sep 2012 08:16:54 +0200 [thread overview]
Message-ID: <504D85D6.2090703@redhat.com> (raw)
In-Reply-To: <20120908224032.GC20588@redhat.com>
Il 09/09/2012 00:40, Michael S. Tsirkin ha scritto:
> On Fri, Sep 07, 2012 at 06:00:50PM +0200, Paolo Bonzini wrote:
>> Il 07/09/2012 08:48, Nicholas A. Bellinger ha scritto:
>>> Cc: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
>>> Cc: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
>>> Cc: Michael S. Tsirkin <mst@redhat.com>
>>> Cc: Paolo Bonzini <pbonzini@redhat.com>
>>> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
>>> ---
>>> hw/virtio-pci.c | 2 ++
>>> hw/virtio-scsi.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
>>> hw/virtio-scsi.h | 1 +
>>> 3 files changed, 52 insertions(+), 0 deletions(-)
>>
>> Please create a completely separate device vhost-scsi-pci instead (or
>> virtio-scsi-tcm-pci, or something like that). It is used completely
>> differently from virtio-scsi-pci, it does not make sense to conflate the
>> two.
>
> Ideally the name would say how it is different, not what backend it
> uses. Any good suggestions?
I chose the backend name because, ideally, there would be no other
difference. QEMU _could_ implement all the goodies in vhost-scsi (such
as reservations or ALUA), it just doesn't do that yet.
Paolo
WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>,
kvm-devel <kvm@vger.kernel.org>,
Jan Kiszka <jan.kiszka@siemens.com>,
Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>,
qemu-devel <qemu-devel@nongnu.org>,
"Nicholas A. Bellinger" <nab@linux-iscsi.org>,
lf-virt <virtualization@lists.linux-foundation.org>,
Anthony Liguori <aliguori@linux.vnet.ibm.com>,
target-devel <target-devel@vger.kernel.org>,
Hannes Reinecke <hare@suse.de>, Zhi Yong Wu <wuzhy@cn.ibm.com>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [Qemu-devel] [PATCH 4/5] virtio-scsi: Add start/stop functionality for vhost-scsi
Date: Mon, 10 Sep 2012 08:16:54 +0200 [thread overview]
Message-ID: <504D85D6.2090703@redhat.com> (raw)
In-Reply-To: <20120908224032.GC20588@redhat.com>
Il 09/09/2012 00:40, Michael S. Tsirkin ha scritto:
> On Fri, Sep 07, 2012 at 06:00:50PM +0200, Paolo Bonzini wrote:
>> Il 07/09/2012 08:48, Nicholas A. Bellinger ha scritto:
>>> Cc: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
>>> Cc: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
>>> Cc: Michael S. Tsirkin <mst@redhat.com>
>>> Cc: Paolo Bonzini <pbonzini@redhat.com>
>>> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
>>> ---
>>> hw/virtio-pci.c | 2 ++
>>> hw/virtio-scsi.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
>>> hw/virtio-scsi.h | 1 +
>>> 3 files changed, 52 insertions(+), 0 deletions(-)
>>
>> Please create a completely separate device vhost-scsi-pci instead (or
>> virtio-scsi-tcm-pci, or something like that). It is used completely
>> differently from virtio-scsi-pci, it does not make sense to conflate the
>> two.
>
> Ideally the name would say how it is different, not what backend it
> uses. Any good suggestions?
I chose the backend name because, ideally, there would be no other
difference. QEMU _could_ implement all the goodies in vhost-scsi (such
as reservations or ALUA), it just doesn't do that yet.
Paolo
next prev parent reply other threads:[~2012-09-10 6:16 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-07 6:48 [PATCH 0/5] vhost-scsi: Add support for host virtualized target Nicholas A. Bellinger
2012-09-07 6:48 ` [Qemu-devel] " Nicholas A. Bellinger
2012-09-07 6:48 ` [PATCH 1/5] monitor: Rename+move net_handle_fd_param -> monitor_handle_fd_param Nicholas A. Bellinger
2012-09-07 6:48 ` [Qemu-devel] " Nicholas A. Bellinger
2012-09-07 6:48 ` Nicholas A. Bellinger
2012-09-07 6:48 ` [PATCH 2/5] vhost: Pass device path to vhost_dev_init() Nicholas A. Bellinger
2012-09-07 6:48 ` [Qemu-devel] " Nicholas A. Bellinger
2012-09-07 6:48 ` Nicholas A. Bellinger
2012-09-07 6:48 ` [PATCH 3/5] vhost-scsi: add -vhost-scsi host device for use with tcm-vhost Nicholas A. Bellinger
2012-09-07 6:48 ` [Qemu-devel] " Nicholas A. Bellinger
2012-09-07 6:48 ` Nicholas A. Bellinger
2012-09-07 6:48 ` [PATCH 4/5] virtio-scsi: Add start/stop functionality for vhost-scsi Nicholas A. Bellinger
2012-09-07 6:48 ` [Qemu-devel] " Nicholas A. Bellinger
2012-09-07 16:00 ` Paolo Bonzini
2012-09-07 16:00 ` [Qemu-devel] " Paolo Bonzini
2012-09-07 19:23 ` Nicholas A. Bellinger
2012-09-07 19:23 ` [Qemu-devel] " Nicholas A. Bellinger
2012-09-07 20:30 ` Paolo Bonzini
2012-09-07 20:30 ` [Qemu-devel] " Paolo Bonzini
2012-09-07 20:30 ` Paolo Bonzini
2012-09-08 22:40 ` Michael S. Tsirkin
2012-09-08 22:40 ` [Qemu-devel] " Michael S. Tsirkin
2012-09-10 6:16 ` Paolo Bonzini [this message]
2012-09-10 6:16 ` Paolo Bonzini
2012-09-10 6:24 ` Michael S. Tsirkin
2012-09-10 6:24 ` [Qemu-devel] " Michael S. Tsirkin
2012-09-10 6:42 ` Paolo Bonzini
2012-09-10 6:42 ` Paolo Bonzini
2012-09-10 6:42 ` [Qemu-devel] " Paolo Bonzini
2012-09-10 6:49 ` Michael S. Tsirkin
2012-09-10 6:49 ` [Qemu-devel] " Michael S. Tsirkin
2012-09-11 13:46 ` Anthony Liguori
2012-09-11 13:46 ` Anthony Liguori
2012-09-11 13:46 ` [Qemu-devel] " Anthony Liguori
2012-09-11 15:07 ` Michael S. Tsirkin
2012-09-11 15:07 ` [Qemu-devel] " Michael S. Tsirkin
2012-09-13 22:27 ` Nicholas A. Bellinger
2012-09-13 22:27 ` [Qemu-devel] " Nicholas A. Bellinger
2012-09-14 6:45 ` Paolo Bonzini
2012-09-14 6:45 ` [Qemu-devel] " Paolo Bonzini
2012-09-14 12:34 ` Michael S. Tsirkin
2012-09-14 12:34 ` [Qemu-devel] " Michael S. Tsirkin
2012-09-13 22:27 ` Nicholas A. Bellinger
2012-09-14 12:50 ` Michael S. Tsirkin
2012-09-14 12:50 ` [Qemu-devel] " Michael S. Tsirkin
2012-09-07 6:48 ` Nicholas A. Bellinger
2012-09-07 6:48 ` [PATCH 5/5] virtio-scsi: Set max_target=0 during vhost-scsi operation Nicholas A. Bellinger
2012-09-07 6:48 ` Nicholas A. Bellinger
2012-09-07 6:48 ` [Qemu-devel] " Nicholas A. Bellinger
2012-09-11 4:36 ` [PATCH 0/5] vhost-scsi: Add support for host virtualized target Asias He
2012-09-11 4:36 ` [Qemu-devel] " Asias He
2012-09-13 20:12 ` Nicholas A. Bellinger
2012-09-13 20:12 ` [Qemu-devel] " Nicholas A. Bellinger
2012-09-14 8:21 ` Paolo Bonzini
2012-09-14 8:21 ` [Qemu-devel] " Paolo Bonzini
2012-09-13 20:12 ` Nicholas A. Bellinger
2013-01-17 16:43 ` Michael S. Tsirkin
2013-01-17 16:43 ` [Qemu-devel] " Michael S. Tsirkin
2013-01-17 21:07 ` Nicholas A. Bellinger
2013-01-17 21:07 ` [Qemu-devel] " Nicholas A. Bellinger
2013-01-21 8:50 ` Michael S. Tsirkin
2013-01-21 8:50 ` [Qemu-devel] " Michael S. Tsirkin
2013-01-28 13:01 ` Paolo Bonzini
2013-01-28 13:11 ` Michael S. Tsirkin
2013-01-28 13:29 ` Paolo Bonzini
2013-01-28 13:36 ` Michael S. Tsirkin
2013-01-28 13:33 ` Paolo Bonzini
2013-01-28 13:39 ` Michael S. Tsirkin
2013-01-29 19:19 ` Nicholas A. Bellinger
2013-01-29 21:03 ` Paolo Bonzini
2013-01-29 22:38 ` Nicholas A. Bellinger
2013-01-29 22:38 ` Nicholas A. Bellinger
2013-01-29 21:03 ` Paolo Bonzini
2013-01-29 19:19 ` Nicholas A. Bellinger
2013-01-21 13:28 ` Anthony Liguori
2013-01-17 21:07 ` Nicholas A. Bellinger
2013-01-17 16:43 ` Michael S. Tsirkin
2013-04-02 3:28 ` [Qemu-devel] " Wenchao Xia
2013-04-02 3:28 ` Wenchao Xia
2013-04-02 5:07 ` Nicholas A. Bellinger
2013-04-02 5:07 ` Nicholas A. Bellinger
2013-04-02 5:07 ` Nicholas A. Bellinger
2013-04-02 3:28 ` Wenchao Xia
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