From: Paolo Bonzini <pbonzini@redhat.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
Anthony Liguori <aliguori@us.ibm.com>,
Marcel Apfelbaum <marcel.a@redhat.com>,
QEMU Developers <qemu-devel@nongnu.org>,
"Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [Qemu-devel] [PATCH RFC v2 2/2] hw/pci: handle unassigned pci addresses
Date: Mon, 09 Sep 2013 20:11:25 +0200 [thread overview]
Message-ID: <522E0F4D.8090007@redhat.com> (raw)
In-Reply-To: <522E0E17.2050700@siemens.com>
Il 09/09/2013 20:06, Jan Kiszka ha scritto:
> archive, was in the context of lock-less MMIO dispatching), and the
> consensus back then was that device-to-device DMA is generally a bug
> that is not worth supporting in all its beauty. But if you know a
> concrete scenario / guest where it matters, that would bring in a new
> aspect.
Well, one I know is
10 SCREEN 1
20 COLOR 1: CIRCLE (160, 100), 80
30 PRINT "Hello QEMU!"
40 DEF SEG=&hB800
50 BSAVE "FOO.PIC", 16000
RUN
Not sure if that counts as something that matters, or even if it works
right now with virtio-blk.
Paolo
next prev parent reply other threads:[~2013-09-09 18:11 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-09 11:11 [Qemu-devel] [PATCH RFC v2 0/3] pci: complete master abort protocol Marcel Apfelbaum
2013-09-09 11:11 ` [Qemu-devel] [PATCH RFC v2 1/2] memory: allow MemoryRegion's priority field to accept negative values Marcel Apfelbaum
2013-09-09 11:28 ` Peter Maydell
2013-09-09 12:03 ` Marcel Apfelbaum
2013-09-09 11:11 ` [Qemu-devel] [PATCH RFC v2 2/2] hw/pci: handle unassigned pci addresses Marcel Apfelbaum
2013-09-09 11:40 ` Michael S. Tsirkin
2013-09-09 12:11 ` Marcel Apfelbaum
2013-09-09 12:23 ` Michael S. Tsirkin
2013-09-09 12:43 ` Marcel Apfelbaum
2013-09-09 12:52 ` Peter Maydell
2013-09-09 12:59 ` Michael S. Tsirkin
2013-09-09 13:02 ` Peter Maydell
2013-09-09 13:15 ` Marcel Apfelbaum
2013-09-09 13:19 ` Peter Maydell
2013-09-09 13:29 ` Marcel Apfelbaum
2013-09-09 13:39 ` Peter Maydell
2013-09-09 14:04 ` Marcel Apfelbaum
2013-09-09 14:21 ` Peter Maydell
2013-09-09 14:51 ` Marcel Apfelbaum
2013-09-09 14:58 ` Peter Maydell
2013-09-09 16:00 ` Michael S. Tsirkin
2013-09-09 16:02 ` Peter Maydell
2013-09-09 16:34 ` Michael S. Tsirkin
2013-09-09 16:54 ` Jan Kiszka
2013-09-09 16:58 ` Peter Maydell
2013-09-09 17:09 ` Jan Kiszka
2013-09-09 17:14 ` Peter Maydell
2013-09-09 17:27 ` Jan Kiszka
2013-09-09 17:37 ` Michael S. Tsirkin
2013-09-09 17:41 ` Peter Maydell
2013-09-09 18:06 ` Jan Kiszka
2013-09-09 18:11 ` Paolo Bonzini [this message]
2013-09-09 19:35 ` Michael S. Tsirkin
2013-09-09 18:03 ` Paolo Bonzini
2013-09-09 18:49 ` Jan Kiszka
2013-09-09 18:59 ` Peter Maydell
2013-09-09 19:04 ` Jan Kiszka
2013-09-09 19:27 ` Michael S. Tsirkin
2013-09-09 19:31 ` Michael S. Tsirkin
2013-09-09 15:54 ` Michael S. Tsirkin
2013-09-09 14:04 ` Michael S. Tsirkin
2013-09-09 14:16 ` Marcel Apfelbaum
2013-09-09 13:59 ` Michael S. Tsirkin
2013-09-09 13:07 ` Marcel Apfelbaum
2013-09-09 13:16 ` Peter Maydell
2013-09-09 13:44 ` Marcel Apfelbaum
2013-09-10 12:39 ` Michael S. Tsirkin
2013-09-10 12:50 ` Peter Maydell
2013-09-10 13:02 ` Michael S. Tsirkin
2013-09-10 13:12 ` Peter Maydell
2013-09-10 14:11 ` Michael S. Tsirkin
2013-09-15 7:14 ` Michael S. Tsirkin
2013-09-15 10:56 ` Peter Maydell
2013-09-15 11:05 ` Michael S. Tsirkin
2013-09-15 11:23 ` Peter Maydell
2013-09-15 12:17 ` Michael S. Tsirkin
2013-09-15 13:24 ` Peter Maydell
2013-09-15 13:39 ` Michael S. Tsirkin
2013-09-15 13:49 ` Peter Maydell
2013-09-15 14:08 ` Michael S. Tsirkin
2013-09-15 14:08 ` Peter Maydell
2013-09-15 14:20 ` Michael S. Tsirkin
2013-09-15 14:49 ` Peter Maydell
2013-09-15 15:05 ` Michael S. Tsirkin
2013-09-15 15:08 ` Peter Maydell
2013-09-15 15:31 ` Michael S. Tsirkin
2013-09-15 17:12 ` Peter Maydell
2013-09-15 9:29 ` Marcel Apfelbaum
2013-09-09 14:01 ` Michael S. Tsirkin
2013-09-09 13:58 ` Michael S. Tsirkin
2013-09-09 14:10 ` Marcel Apfelbaum
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