From: Tamas K Lengyel <tamas.k.lengyel@gmail.com>
To: Jan Beulich <JBeulich@suse.com>
Cc: Kevin Tian <kevin.tian@intel.com>,
xen-devel@lists.xensource.com, Wei Liu <wei.liu2@citrix.com>,
Ian Campbell <ian.campbell@citrix.com>,
George Dunlap <George.Dunlap@eu.citrix.com>,
Ian Jackson <ian.jackson@eu.citrix.com>,
Yang Zhang <yang.z.zhang@intel.com>,
Tiejun Chen <tiejun.chen@intel.com>
Subject: Re: [PATCH 15/16] xen/vtd: prevent from assign the device with shared rmrr
Date: Fri, 4 Sep 2015 15:52:38 -0600 [thread overview]
Message-ID: <CABfawh=760O-zoP4a_aogRP59Mu9kKT_3GmqsSyuvcE0mMhHzQ@mail.gmail.com> (raw)
In-Reply-To: <55E96FD0020000780009F86A@prv-mh.provo.novell.com>
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On Fri, Sep 4, 2015 at 2:17 AM, Jan Beulich <JBeulich@suse.com> wrote:
> >>> On 03.09.15 at 21:39, <tamas.k.lengyel@gmail.com> wrote:
> > So this change in 4.6 prevents me from passing through devices that have
> > worked previously with VT-d:
> >
> > (XEN) [VT-D] cannot assign 0000:00:1a.0 with shared RMRR at ae8a9000 for
> > Dom30.
> > (XEN) [VT-D] cannot assign 0000:00:1d.0 with shared RMRR at ae8a9000 for
> > Dom31.
> >
> > The devices are the USB 2.0 devices on a DQ67SW motherboard:
> >
> > 00:1a.0 USB controller: Intel Corporation 6 Series/C200 Series Chipset
> > Family USB Enhanced Host Controller #2 (rev 04)
> > 00:1d.0 USB controller: Intel Corporation 6 Series/C200 Series Chipset
> > Family USB Enhanced Host Controller #1 (rev 04)
>
> Please don't top post. And I'm also puzzled by you sending this to
> Ian rather than the author.
>
Hm, I've just hit reply-all to the latest message I've found in the thread.
>
> Technically - Tiejun, should this perhaps be permitted in relaxed
> mode, at least until group assignment gets implemented? (Or
> Tamas, do you actually mean to assign these to _different_
> guests, considering the log fragment above?)
>
No, I actually want to assign them to the same domain. The domain creation
fails with either of those devices specified for passthrough whether they
are to be attached to the same domain or not.
Tamas
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next prev parent reply other threads:[~2015-09-04 21:52 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-22 15:44 [PATCH v13 00/16] Fix RMRR (avoid RDM) Ian Jackson
2015-07-22 15:44 ` [PATCH 01/16] introduce XENMEM_reserved_device_memory_map Ian Jackson
2015-07-22 15:44 ` [PATCH 02/16] xen/vtd: create RMRR mapping Ian Jackson
2015-07-22 15:44 ` [PATCH 03/16] xen/passthrough: extend hypercall to support rdm reservation policy Ian Jackson
2015-07-23 11:45 ` Ian Jackson
2015-07-23 11:54 ` Jan Beulich
2015-07-23 11:54 ` Ian Campbell
2015-07-23 12:15 ` Chen, Tiejun
2015-07-23 12:19 ` Ian Jackson
2015-07-23 12:27 ` Ian Campbell
2015-07-23 12:40 ` Chen, Tiejun
2015-07-23 12:43 ` Ian Jackson
2015-07-22 15:44 ` [PATCH 04/16] xen: enable XENMEM_memory_map in hvm Ian Jackson
2015-07-22 15:44 ` [PATCH 05/16] hvmloader: get guest memory map into memory_map[] Ian Jackson
2015-07-22 15:44 ` [PATCH 06/16] hvmloader/pci: try to avoid placing BARs in RMRRs Ian Jackson
2015-07-22 15:44 ` [PATCH 07/16] hvmloader/e820: construct guest e820 table Ian Jackson
2015-07-22 15:44 ` [PATCH 08/16] tools/libxc: Expose new hypercall xc_reserved_device_memory_map Ian Jackson
2015-07-22 15:51 ` Wei Liu
2015-07-22 15:44 ` [PATCH 09/16] tools: extend xc_assign_device() to support rdm reservation policy Ian Jackson
2015-07-22 15:44 ` [PATCH 10/16] tools: introduce some new parameters to set rdm policy Ian Jackson
2015-07-22 15:44 ` [PATCH 11/16] tools/libxl: detect and avoid conflicts with RDM Ian Jackson
2015-07-22 15:53 ` Wei Liu
2015-07-23 11:05 ` Ian Jackson
2015-07-23 0:52 ` Chen, Tiejun
2015-07-23 7:35 ` Wei Liu
2015-07-23 7:51 ` Chen, Tiejun
2015-07-23 11:09 ` Ian Jackson
2015-07-22 15:44 ` [PATCH 12/16] tools: introduce a new parameter to set a predefined rdm boundary Ian Jackson
2015-07-22 15:44 ` [PATCH 13/16] libxl: construct e820 map with RDM information for HVM guest Ian Jackson
2015-07-22 15:44 ` [PATCH 14/16] xen/vtd: enable USB device assignment Ian Jackson
2015-07-22 15:44 ` [PATCH 15/16] xen/vtd: prevent from assign the device with shared rmrr Ian Jackson
2015-09-03 19:39 ` Tamas K Lengyel
2015-09-04 8:17 ` Jan Beulich
2015-09-04 21:52 ` Tamas K Lengyel [this message]
2015-09-06 2:16 ` Chen, Tiejun
2015-09-06 3:19 ` Tamas K Lengyel
2015-09-06 4:19 ` Chen, Tiejun
2015-09-06 4:21 ` Tamas K Lengyel
2015-09-06 21:27 ` Wei Liu
2015-09-07 9:45 ` Jan Beulich
2015-07-22 15:44 ` [PATCH 16/16] tools: parse to enable new rdm policy parameters Ian Jackson
2015-07-22 15:51 ` [PATCH v13 00/16] Fix RMRR (avoid RDM) Ian Jackson
2015-07-23 2:15 ` Chen, Tiejun
2015-07-23 11:10 ` Ian Jackson
2015-07-23 12:53 ` Ian Jackson
2015-07-23 7:36 ` Wei Liu
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