From: Gerd Hoffmann <kraxel@redhat.com>
To: Neo Jia <cjia@nvidia.com>
Cc: "Tian, Kevin" <kevin.tian@intel.com>,
Alex Williamson <alex.williamson@redhat.com>,
Kirti Wankhede <kwankhede@nvidia.com>,
Paolo Bonzini <pbonzini@redhat.com>,
"Ruan, Shuai" <shuai.ruan@intel.com>,
"Song, Jike" <jike.song@intel.com>,
"Lv, Zhiyuan" <zhiyuan.lv@intel.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [RFC PATCH v1 1/1] vGPU core driver : to provide common interface for vGPU.
Date: Wed, 17 Feb 2016 07:52:53 +0100 [thread overview]
Message-ID: <1455691973.9127.10.camel@redhat.com> (raw)
In-Reply-To: <20160217041743.GA7903@nvidia.com>
Hi,
> The answer is simple, having a UUID as part of the device name will give you a
> unique sysfs path that will be opened by QEMU.
A descriptive name will work too, and I think it'll be easier to make
those names persistent because you don't have to store the uuids
somewhere to re-create the same setup afer reboot.
> If you are worried about losing meaningful name here, we can create a sysfs file
> to capture the vendor device description if you like.
You can also store the uuid in a sysfs file ...
cheers,
Gerd
WARNING: multiple messages have this Message-ID (diff)
From: Gerd Hoffmann <kraxel@redhat.com>
To: Neo Jia <cjia@nvidia.com>
Cc: "Ruan, Shuai" <shuai.ruan@intel.com>,
"Song, Jike" <jike.song@intel.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"Tian, Kevin" <kevin.tian@intel.com>,
Kirti Wankhede <kwankhede@nvidia.com>,
qemu-devel <qemu-devel@nongnu.org>,
Alex Williamson <alex.williamson@redhat.com>,
"Lv, Zhiyuan" <zhiyuan.lv@intel.com>,
Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [Qemu-devel] [RFC PATCH v1 1/1] vGPU core driver : to provide common interface for vGPU.
Date: Wed, 17 Feb 2016 07:52:53 +0100 [thread overview]
Message-ID: <1455691973.9127.10.camel@redhat.com> (raw)
In-Reply-To: <20160217041743.GA7903@nvidia.com>
Hi,
> The answer is simple, having a UUID as part of the device name will give you a
> unique sysfs path that will be opened by QEMU.
A descriptive name will work too, and I think it'll be easier to make
those names persistent because you don't have to store the uuids
somewhere to re-create the same setup afer reboot.
> If you are worried about losing meaningful name here, we can create a sysfs file
> to capture the vendor device description if you like.
You can also store the uuid in a sysfs file ...
cheers,
Gerd
next prev parent reply other threads:[~2016-02-17 6:52 UTC|newest]
Thread overview: 85+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <56AFD231.3010404@nvidia.com>
2016-02-02 1:48 ` [RFC PATCH v1 1/1] vGPU core driver : to provide common interface for vGPU Kirti Wankhede
2016-02-02 1:48 ` [Qemu-devel] " Kirti Wankhede
2016-02-02 7:42 ` Tian, Kevin
2016-02-02 7:42 ` [Qemu-devel] " Tian, Kevin
2016-02-02 8:00 ` Gerd Hoffmann
2016-02-02 8:00 ` [Qemu-devel] " Gerd Hoffmann
2016-02-02 8:13 ` Neo Jia
2016-02-02 8:13 ` [Qemu-devel] " Neo Jia
2016-02-02 8:18 ` Tian, Kevin
2016-02-02 8:18 ` [Qemu-devel] " Tian, Kevin
2016-02-02 8:31 ` Neo Jia
2016-02-02 8:31 ` [Qemu-devel] " Neo Jia
2016-02-02 17:11 ` Alex Williamson
2016-02-02 17:11 ` [Qemu-devel] " Alex Williamson
2016-02-03 5:41 ` Tian, Kevin
2016-02-03 5:41 ` [Qemu-devel] " Tian, Kevin
2016-02-03 8:28 ` Gerd Hoffmann
2016-02-03 8:28 ` [Qemu-devel] " Gerd Hoffmann
2016-02-03 19:32 ` Alex Williamson
2016-02-03 19:32 ` [Qemu-devel] " Alex Williamson
2016-02-16 6:49 ` Tian, Kevin
2016-02-16 6:49 ` [Qemu-devel] " Tian, Kevin
2016-02-16 7:13 ` Neo Jia
2016-02-16 7:13 ` [Qemu-devel] " Neo Jia
2016-02-16 7:27 ` Tian, Kevin
2016-02-16 7:27 ` [Qemu-devel] " Tian, Kevin
2016-02-16 7:36 ` Neo Jia
2016-02-16 7:36 ` [Qemu-devel] " Neo Jia
2016-02-16 7:40 ` Tian, Kevin
2016-02-16 7:40 ` [Qemu-devel] " Tian, Kevin
2016-02-16 7:53 ` Neo Jia
2016-02-16 7:53 ` [Qemu-devel] " Neo Jia
2016-02-16 8:10 ` Tian, Kevin
2016-02-16 8:10 ` [Qemu-devel] " Tian, Kevin
2016-02-16 8:48 ` Neo Jia
2016-02-16 8:48 ` [Qemu-devel] " Neo Jia
2016-02-17 3:31 ` Tian, Kevin
2016-02-17 3:31 ` [Qemu-devel] " Tian, Kevin
2016-02-17 4:17 ` Neo Jia
2016-02-17 4:17 ` [Qemu-devel] " Neo Jia
2016-02-17 5:04 ` Tian, Kevin
2016-02-17 5:04 ` [Qemu-devel] " Tian, Kevin
2016-02-17 5:09 ` Eric Blake
2016-02-17 5:40 ` Neo Jia
2016-02-17 5:40 ` Neo Jia
2016-02-17 5:37 ` Neo Jia
2016-02-17 6:02 ` Tian, Kevin
2016-02-17 6:02 ` Tian, Kevin
2016-02-17 7:26 ` Neo Jia
2016-02-17 7:46 ` Tian, Kevin
2016-02-17 7:46 ` Tian, Kevin
2016-02-17 7:54 ` Neo Jia
2016-02-17 8:57 ` Tian, Kevin
2016-02-17 8:57 ` Tian, Kevin
2016-02-17 9:34 ` Neo Jia
2016-02-17 9:52 ` Tian, Kevin
2016-02-17 9:52 ` Tian, Kevin
2016-02-17 10:34 ` Neo Jia
2016-02-17 10:34 ` Neo Jia
2016-02-17 10:47 ` Tian, Kevin
2016-02-17 10:47 ` Tian, Kevin
2016-02-17 13:08 ` Gerd Hoffmann
2016-02-17 13:08 ` Gerd Hoffmann
2016-02-17 15:36 ` Neo Jia
2016-02-17 15:36 ` Neo Jia
2016-02-17 6:52 ` Gerd Hoffmann [this message]
2016-02-17 6:52 ` Gerd Hoffmann
2016-02-17 7:32 ` Neo Jia
2016-02-17 7:32 ` [Qemu-devel] " Neo Jia
2016-02-17 7:51 ` Tian, Kevin
2016-02-17 7:51 ` [Qemu-devel] " Tian, Kevin
2016-02-17 8:41 ` Neo Jia
2016-02-17 8:41 ` [Qemu-devel] " Neo Jia
2016-02-17 9:01 ` Tian, Kevin
2016-02-17 9:01 ` [Qemu-devel] " Tian, Kevin
2016-02-02 8:29 ` Gerd Hoffmann
2016-02-02 8:29 ` [Qemu-devel] " Gerd Hoffmann
2016-02-02 9:25 ` Kirti Wankhede
2016-02-02 9:25 ` [Qemu-devel] " Kirti Wankhede
2016-02-03 5:56 ` Tian, Kevin
2016-02-03 5:56 ` [Qemu-devel] " Tian, Kevin
2016-02-03 13:21 ` Kirti Wankhede
2016-02-03 13:21 ` [Qemu-devel] " Kirti Wankhede
2016-02-04 3:08 ` Tian, Kevin
2016-02-04 3:08 ` [Qemu-devel] " Tian, Kevin
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