From: Vlad Zolotarov <vladz@cloudius-systems.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] Having troubles binding an SR-IOV VF to uio_pci_generic on Amazon instance
Date: Wed, 30 Sep 2015 21:15:56 +0300 [thread overview]
Message-ID: <560C26DC.80209@cloudius-systems.com> (raw)
In-Reply-To: <20150930182155-mutt-send-email-mst@redhat.com>
On 09/30/15 18:26, Michael S. Tsirkin wrote:
> On Wed, Sep 30, 2015 at 03:50:09PM +0300, Vlad Zolotarov wrote:
>> How not virtualizing iommu forces "all or nothing" approach?
> Looks like you can't limit an assigned device to only access part of
> guest memory that belongs to a given process. Either let it access all
> of guest memory ("all") or don't assign the device ("nothing").
Ok. A question then: can u limit the assigned device to only access part
of the guest memory even if iommu was virtualized? How would iommu
virtualization change anything? And why do we care about an assigned
device to be able to access all Guest memory?
>
next prev parent reply other threads:[~2015-09-30 18:15 UTC|newest]
Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-27 7:05 Vlad Zolotarov
2015-09-27 9:43 ` Michael S. Tsirkin
2015-09-27 10:50 ` Vladislav Zolotarov
2015-09-29 16:41 ` Vlad Zolotarov
2015-09-29 20:54 ` Michael S. Tsirkin
2015-09-29 21:46 ` Stephen Hemminger
2015-09-29 21:49 ` Michael S. Tsirkin
2015-09-30 10:37 ` Vlad Zolotarov
2015-09-30 10:58 ` Michael S. Tsirkin
2015-09-30 11:26 ` Vlad Zolotarov
[not found] ` <20150930143927-mutt-send-email-mst@redhat.com>
2015-09-30 11:53 ` Vlad Zolotarov
2015-09-30 12:03 ` Michael S. Tsirkin
2015-09-30 12:16 ` Vlad Zolotarov
2015-09-30 12:27 ` Michael S. Tsirkin
2015-09-30 12:50 ` Vlad Zolotarov
2015-09-30 15:26 ` Michael S. Tsirkin
2015-09-30 18:15 ` Vlad Zolotarov [this message]
2015-09-30 18:55 ` Michael S. Tsirkin
2015-09-30 19:06 ` Vlad Zolotarov
2015-09-30 19:10 ` Vlad Zolotarov
2015-09-30 19:11 ` Vlad Zolotarov
2015-09-30 19:39 ` Michael S. Tsirkin
2015-09-30 20:09 ` Vlad Zolotarov
2015-09-30 21:36 ` Stephen Hemminger
2015-09-30 21:53 ` Michael S. Tsirkin
2015-09-30 22:20 ` Vlad Zolotarov
2015-10-01 8:00 ` Vlad Zolotarov
2015-10-01 14:47 ` Stephen Hemminger
2015-10-01 15:03 ` Vlad Zolotarov
2015-09-30 13:05 ` Avi Kivity
2015-09-30 14:39 ` Michael S. Tsirkin
2015-09-30 14:53 ` Avi Kivity
2015-09-30 15:21 ` Michael S. Tsirkin
2015-09-30 15:36 ` Avi Kivity
2015-09-30 20:40 ` Michael S. Tsirkin
2015-09-30 21:00 ` Avi Kivity
2015-10-01 8:44 ` Michael S. Tsirkin
2015-10-01 8:46 ` Vlad Zolotarov
2015-10-01 8:52 ` Avi Kivity
2015-10-01 9:15 ` Michael S. Tsirkin
2015-10-01 9:22 ` Avi Kivity
2015-10-01 9:42 ` Michael S. Tsirkin
2015-10-01 9:53 ` Avi Kivity
2015-10-01 10:17 ` Michael S. Tsirkin
2015-10-01 10:24 ` Avi Kivity
2015-10-01 10:25 ` Avi Kivity
2015-10-01 10:44 ` Michael S. Tsirkin
2015-10-01 10:55 ` Avi Kivity
2015-10-01 21:17 ` Alexander Duyck
2015-10-02 13:50 ` Michael S. Tsirkin
2015-10-01 9:42 ` Vincent JARDIN
2015-10-01 9:43 ` Avi Kivity
2015-10-01 9:48 ` Vincent JARDIN
2015-10-01 9:54 ` Avi Kivity
2015-10-01 10:14 ` Michael S. Tsirkin
2015-10-01 10:23 ` Avi Kivity
2015-10-01 14:55 ` Stephen Hemminger
2015-10-01 15:49 ` Michael S. Tsirkin
2015-10-01 14:54 ` Stephen Hemminger
2015-10-01 9:55 ` Michael S. Tsirkin
2015-10-01 9:59 ` Avi Kivity
2015-10-01 10:38 ` Michael S. Tsirkin
2015-10-01 10:50 ` Avi Kivity
2015-10-01 11:09 ` Michael S. Tsirkin
2015-10-01 11:20 ` Avi Kivity
2015-10-01 11:27 ` Michael S. Tsirkin
2015-10-01 11:32 ` Avi Kivity
2015-10-01 15:01 ` Stephen Hemminger
2015-10-01 15:08 ` Avi Kivity
2015-10-01 15:46 ` Michael S. Tsirkin
2015-10-01 15:11 ` Michael S. Tsirkin
2015-10-01 15:19 ` Avi Kivity
2015-10-01 15:40 ` Michael S. Tsirkin
2015-10-01 11:31 ` Michael S. Tsirkin
2015-10-01 11:34 ` Avi Kivity
2015-10-01 11:08 ` Bruce Richardson
2015-10-01 11:23 ` Michael S. Tsirkin
2015-10-01 12:07 ` Bruce Richardson
2015-10-01 13:14 ` Michael S. Tsirkin
2015-10-01 16:04 ` Michael S. Tsirkin
2015-10-01 21:02 ` Alexander Duyck
2015-10-02 14:00 ` Michael S. Tsirkin
2015-10-02 14:07 ` Bruce Richardson
2015-10-04 9:07 ` Michael S. Tsirkin
2015-10-02 15:56 ` Gleb Natapov
2015-10-02 16:57 ` Alexander Duyck
2015-10-01 9:15 ` Avi Kivity
2015-10-01 9:29 ` Michael S. Tsirkin
2015-10-01 9:38 ` Avi Kivity
2015-10-01 10:07 ` Michael S. Tsirkin
2015-10-01 10:11 ` Avi Kivity
2015-10-01 9:16 ` Michael S. Tsirkin
2015-09-30 17:28 ` Stephen Hemminger
2015-09-30 17:39 ` Michael S. Tsirkin
2015-09-30 17:43 ` Stephen Hemminger
2015-09-30 18:50 ` Michael S. Tsirkin
2015-09-30 20:00 ` Gleb Natapov
2015-09-30 20:36 ` Michael S. Tsirkin
2015-10-01 5:04 ` Gleb Natapov
2015-09-30 17:44 ` Gleb Natapov
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