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Hello List If i have a PCI=[08:00.0](example) in any DomU config file the xm shutdown <ID> shuts down this DomU and the Dom0! Otherwise i shutdown this DomU from inside the DomU with halt or shutdown -r now, the Dom0 shuts down to. This happend on Xen 3.4.2 and Xen 4.0 (Kernel 2.6.18.8-xen, 2.6.18.8-xen0) The Operating System to Compile xen was Debian Lenny and the Dom0 os. Without

Xen 3.4 xen-unstable.hg from yesterday with debian etch on 64bit arch Intel/Lenovo Q35 Mainboard with VT-d enabled Bootoptions iommu=1 vtd=1 pci.backhide for a PCI-E nvidia graphiccard xm dmesg Error messages includes: [VT-D] iommu.c: 1694:d32767 iommu: mapping reserved region failed [VT-D] iommu.c: 1542:d0 intel_iommu_add_device: context mapping failed If i try to start my HVM by xm create win2k the system reboots any ideas? -- stefan ______...

...N->"PCI-device backend driver" from "M" to "*". According to messages on the WEB compiling the backend driver fixed into the kernel is required in order to get pciback.hide running via kernel parameter. GRUB config: title Xen 3.3.0 / kernel 2.6.18.8-xen backhide the ATI Radeon root (hd0,0) #kernel /xen-3.3.0.gz console=vga noreboot max_loop=128 dom0_mem=1024M iommu=1 kernel /xen-3.3.0.gz console=vga noreboot max_loop=128 dom0_mem=1024M module /vmlinuz-2.6.18.8-xen root=/dev/mapper/RootVG-root ro console=tty0 pciback.hi...