From: Joerg Roedel <joro@8bytes.org>
To: Avi Kivity <avi@redhat.com>
Cc: Chris Wright <chrisw@sous-sol.org>,
Paul Brook <paul@codesourcery.com>,
Anthony Liguori <anthony@codemonkey.ws>,
Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro>,
qemu-devel@nongnu.org, kvm@vger.kernel.org
Subject: Re: [Qemu-devel] Re: [RFC PATCH 4/7] ide: IOMMU support
Date: Thu, 15 Jul 2010 19:22:58 +0200 [thread overview]
Message-ID: <20100715172258.GI23755@8bytes.org> (raw)
In-Reply-To: <4C3F3F0D.1000103@redhat.com>
On Thu, Jul 15, 2010 at 08:02:05PM +0300, Avi Kivity wrote:
> For emulated device, it seems like we can ignore ATS completely, no?
An important use-case for emulation is software testing and caching of
iommu's is an important part that needs to be handled in software. For
this purpose it makes sense to emulate the behavior of caches too. So we
probably should not ignore the possibility of an emulated ATS device
completly.
Joerg
next prev parent reply other threads:[~2010-07-15 17:23 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-14 5:45 [RFC PATCH 0/7] AMD IOMMU emulation patchset Eduard - Gabriel Munteanu
2010-07-14 5:45 ` [RFC PATCH 1/7] Generic IOMMU layer Eduard - Gabriel Munteanu
2010-07-14 6:07 ` malc
2010-07-14 22:47 ` [Qemu-devel] " Eduard - Gabriel Munteanu
2010-07-14 5:45 ` [RFC PATCH 2/7] AMD IOMMU emulation Eduard - Gabriel Munteanu
2010-07-14 20:16 ` [Qemu-devel] " Paul Brook
2010-07-14 5:45 ` [RFC PATCH 3/7] pci: call IOMMU hooks Eduard - Gabriel Munteanu
2010-07-14 7:37 ` [Qemu-devel] " Isaku Yamahata
2010-07-14 22:50 ` Eduard - Gabriel Munteanu
2010-07-14 5:45 ` [RFC PATCH 4/7] ide: IOMMU support Eduard - Gabriel Munteanu
2010-07-14 13:53 ` Paul Brook
2010-07-14 18:33 ` Joerg Roedel
2010-07-14 20:13 ` [Qemu-devel] " Paul Brook
2010-07-14 21:29 ` Anthony Liguori
2010-07-14 22:24 ` Chris Wright
2010-07-15 10:28 ` Paul Brook
2010-07-15 16:52 ` Chris Wright
2010-07-15 17:02 ` Avi Kivity
2010-07-15 17:17 ` Chris Wright
2010-07-15 17:22 ` Avi Kivity
2010-07-15 17:25 ` Chris Wright
2010-07-15 17:27 ` Eduard - Gabriel Munteanu
2010-07-15 17:22 ` Joerg Roedel [this message]
2010-07-15 17:14 ` Chris Wright
2010-07-15 9:10 ` Joerg Roedel
2010-07-15 12:45 ` Anthony Liguori
2010-07-15 14:45 ` Joerg Roedel
2010-07-15 16:45 ` Eduard - Gabriel Munteanu
2010-07-15 17:42 ` Anthony Liguori
2010-07-15 10:33 ` Paul Brook
2010-07-15 12:42 ` Anthony Liguori
2010-07-15 14:02 ` Paul Brook
2010-07-14 23:39 ` Eduard - Gabriel Munteanu
2010-07-15 9:22 ` Joerg Roedel
2010-07-15 10:49 ` Paul Brook
2010-07-15 14:59 ` Joerg Roedel
2010-07-14 23:11 ` Eduard - Gabriel Munteanu
2010-07-15 10:58 ` Paul Brook
2010-07-14 5:45 ` [RFC PATCH 5/7] rtl8139: " Eduard - Gabriel Munteanu
2010-07-14 5:45 ` [RFC PATCH 6/7] eepro100: " Eduard - Gabriel Munteanu
2010-07-14 5:45 ` [RFC PATCH 7/7] ac97: " Eduard - Gabriel Munteanu
2010-07-14 6:09 ` malc
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