[Bug 42636] PCI passthrough does not work with AMD iommu for PCI device

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



https://bugzilla.kernel.org/show_bug.cgi?id=42636


Alex Williamson <alex.williamson@xxxxxxxxxx> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |alex.williamson@xxxxxxxxxx




--- Comment #1 from Alex Williamson <alex.williamson@xxxxxxxxxx>  2012-01-23 14:56:55 ---
           +-14.4-[05]--+-06.0  Intel Corporation 82557/8/9/0/1 Ethernet Pro100
           |            \-07.0  RaLink RT2800 802.11n PCI

[    0.610382] AMD-Vi:   DEV_SELECT                      devid: 00:14.4
flags:00
[    0.610384] AMD-Vi:   DEV_ALIAS_RANGE                 devid: 05:00.0
flags:00 devid_to: 00:14.4
[    0.610385] AMD-Vi:   DEV_RANGE_END           devid: 05:1f.7

The devices are behind a PCIe-to-PCI bridge (00:14.4), so both devices get
aliased to the same devices.  You'll need to either add both devices to the
guest or sequester the other device by binding it to pci-stub.

-- 
Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are watching the assignee of the bug.
--
To unsubscribe from this list: send the line "unsubscribe kvm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [KVM ARM]     [KVM ia64]     [KVM ppc]     [Virtualization Tools]     [Spice Development]     [Libvirt]     [Libvirt Users]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Questions]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux