From: bugzilla-daemon@bugzilla.kernel.org
To: kvm@vger.kernel.org
Subject: [Bug 42636] PCI passthrough does not work with AMD iommu for PCI device
Date: Fri, 30 Mar 2012 11:35:50 GMT [thread overview]
Message-ID: <201203301135.q2UBZoCP025251@bugzilla.kernel.org> (raw)
In-Reply-To: <bug-42636-28872@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=42636
Alexandre DERUMIER <aderumier@odiso.com> changed:
What |Removed |Added
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CC| |aderumier@odiso.com
--- Comment #6 from Alexandre DERUMIER <aderumier@odiso.com> 2012-03-30 11:35:49 ---
Hi,
for amd, pass
"iommu=pt iommu=1" to kernel options
you can also try to load kvm module with allow_unsafe_assigned_interrupts=1
echo "options kvm allow_unsafe_assigned_interrupts=1" >
/etc/modprobe.d/kvm_iommu_map_guest.conf
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next prev parent reply other threads:[~2012-03-30 11:35 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-23 9:55 [Bug 42636] New: PCI passthrough does not work with AMD iommu for PCI device bugzilla-daemon
2012-01-23 14:56 ` [Bug 42636] " bugzilla-daemon
2012-01-23 16:26 ` bugzilla-daemon
2012-03-30 7:48 ` bugzilla-daemon
2012-03-30 11:07 ` bugzilla-daemon
2012-03-30 11:29 ` bugzilla-daemon
2012-03-30 11:35 ` bugzilla-daemon [this message]
2012-03-30 12:16 ` bugzilla-daemon
2012-04-04 8:22 ` bugzilla-daemon
2012-04-05 8:08 ` bugzilla-daemon
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