https://bugzilla.kernel.org/show_bug.cgi?id=56981
Summary: [SR-IOV] Intel I350 NIC VF cannot work in a Windows
2008 guest.
Product: Virtualization
Version: unspecified
Kernel Version: 3.9.0-rc3
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: kvm
AssignedTo: [email protected]
ReportedBy: [email protected]
Regression: No
Environment:
------------
Host OS (ia32/ia32e/IA64):ia32e
Guest OS (ia32/ia32e/IA64):ia32e
Guest OS Type (Linux/Windows):Windows
kvm.git Commit:79558f112fc0352e057f7b5e158e3d88b8b62c60
qemu-kvm Commit:8912bdea01e8671e59fe0287314379be9c1f40ec
Host Kernel Version:3.9.0-rc3
Hardware: Sandy Bridge - EP
Bug detailed description:
--------------------------
The assigned Intel I350 NIC VF (a igbvf) cannot work in a Windows 2008 guest.
1. If the guest is Windows 7/8/2012 or RHEL6.x , the Intel I350 NIC VF can work
fine in the guest.
2. Intel 82576 NIC VF (also igbvf) can work in a Windows 2008 guest.
Reproduce steps:
----------------
1. ./pcistub.sh -h 0b:10.0 ( to hide a device)
2. qemu-system-x86_64 -enable-kvm -m 4096 -smp 4 -device
pci-assign,host=0b:10.0 -net none -hda win2k8.img
Current result:
----------------
Intel I350 NIC VF cannot work in win2k8 guest
Expected result:
----------------
Intel I350 NIC VF can work in win2k8 guest
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