All of lore.kernel.org
 help / color / mirror / Atom feed
From: Jan Kiszka <jan.kiszka@web.de>
To: Peter Xu <peterx@redhat.com>
Cc: "Rita Sinha" <rita.sinha89@gmail.com>,
	ehabkost@redhat.com, "Radim Krčmář" <rkrcmar@redhat.com>,
	jasowang@redhat.com, mst@redhat.com, qemu-devel@nongnu.org,
	imammedo@redhat.com, "Paolo Bonzini" <pbonzini@redhat.com>,
	rth@twiddle.net
Subject: Re: [Qemu-devel] [PATCH 00/13] IOMMU: Enable interrupt remapping for Intel IOMMU
Date: Fri, 19 Feb 2016 12:43:59 +0100	[thread overview]
Message-ID: <56C6FFFF.2030608@web.de> (raw)
In-Reply-To: <20160219113934.GB11961@pxdev.xzpeter.org>

[-- Attachment #1: Type: text/plain, Size: 1052 bytes --]

On 2016-02-19 12:39, Peter Xu wrote:
> On Fri, Feb 19, 2016 at 11:15:06AM +0100, Jan Kiszka wrote:
>> On 2016-02-19 10:58, Paolo Bonzini wrote:
>>> I think you're not verifying the SVT, SID and SQ fields in the IRTE.
>>
>> Exactly.
>>
>>>
>>> The source ID can be passed to the IOMMU using the MemTxAttrs mechanism.
>>
>> Ah, that's a nice new channel, resolving the need for using/passing
>> source-specific target memory regions for this. At least for PCI
>> devices, it should already be populated with the required information,
>> others (IOAPIC, HPET) probably require additional work to pass what I
>> defined as Q35_PSEUDO_BUS_PLATFORM, Q35_PSEUDO_DEVFN_IOAPIC/HPET.
> 
> Jan, Rita, Paolo, 
> 
> One more thing to ask: do we have any plan to move on the work to
> support vhost/pass-through devices? Do you think we need these too?

We need them eventually as well, but - unless some of them just work by
chance (unlikely) - that was not in the scope if the ongoing project,
rather a potential add-on for later.

Jan


[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 181 bytes --]

  reply	other threads:[~2016-02-19 11:44 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-19  3:30 [Qemu-devel] [PATCH 00/13] IOMMU: Enable interrupt remapping for Intel IOMMU Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 01/13] q35: add "int-remap" flag to enable intr Peter Xu
2016-02-21 10:38   ` Marcel Apfelbaum
2016-02-23  3:48     ` Peter Xu
2016-02-25 15:47       ` Marcel Apfelbaum
2016-04-08  7:30     ` Peter Xu
2016-04-11 10:07       ` Marcel Apfelbaum
2016-02-19  3:30 ` [Qemu-devel] [PATCH 02/13] acpi: enable INTR for DMAR report structure Peter Xu
2016-02-21 11:05   ` Marcel Apfelbaum
2016-04-08  8:07     ` Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 03/13] intel_iommu: allow queued invalidation for IR Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 04/13] intel_iommu: set IR bit for ECAP register Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 05/13] acpi: add DMAR scope definition for root IOAPIC Peter Xu
2016-02-21 11:38   ` Marcel Apfelbaum
2016-02-21 12:08     ` Marcel Apfelbaum
2016-02-21 13:40       ` Jan Kiszka
2016-02-21 15:54         ` Marcel Apfelbaum
2016-02-21 16:01           ` Jan Kiszka
2016-04-08  9:53             ` Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 06/13] intel_iommu: define interrupt remap table addr register Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 07/13] intel_iommu: handle interrupt remap enable Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 08/13] intel_iommu: define several structs for IOMMU IR Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 09/13] intel_iommu: provide helper function vtd_get_iommu Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 10/13] ioapic-common: add iommu for IOAPICCommonState Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 11/13] intel_iommu: add IR translation faults defines Peter Xu
2016-02-21 15:56   ` Marcel Apfelbaum
2016-04-08 10:03     ` Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 12/13] intel_iommu: ioapic: IR support for emulated IOAPIC Peter Xu
2016-02-19  3:30 ` [Qemu-devel] [PATCH 13/13] intel_iommu: Add support for PCI MSI remap Peter Xu
2016-02-19  6:46 ` [Qemu-devel] [PATCH 00/13] IOMMU: Enable interrupt remapping for Intel IOMMU Jan Kiszka
2016-02-19  7:43   ` Peter Xu
2016-02-19  8:34     ` Jan Kiszka
2016-02-19  9:29       ` Peter Xu
2016-02-19  9:58         ` Paolo Bonzini
2016-02-19 10:15           ` Jan Kiszka
2016-02-19 11:39             ` Peter Xu
2016-02-19 11:43               ` Jan Kiszka [this message]
2016-02-19 11:34           ` Peter Xu
2016-02-19 11:43             ` Jan Kiszka
2016-02-19 16:22               ` Radim Krčmář
2016-02-20 10:05         ` Jan Kiszka
2016-02-19 16:38   ` Radim Krčmář
2016-02-23  5:03     ` Peter Xu

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=56C6FFFF.2030608@web.de \
    --to=jan.kiszka@web.de \
    --cc=ehabkost@redhat.com \
    --cc=imammedo@redhat.com \
    --cc=jasowang@redhat.com \
    --cc=mst@redhat.com \
    --cc=pbonzini@redhat.com \
    --cc=peterx@redhat.com \
    --cc=qemu-devel@nongnu.org \
    --cc=rita.sinha89@gmail.com \
    --cc=rkrcmar@redhat.com \
    --cc=rth@twiddle.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.