Hello, I'm going to test nested virtualization on Intel with F16 host. I have used it successfully with Amd, where it is enabled by default in its kvm-amd module. Based on https://github.com/torvalds/linux/blob/master/Documentation/virtual/kvm/nested-vmx.txt and F16 having now [root@f16 ~]# uname -r 3.1.0-7.fc16.x86_64 and the same confirmations in its kernel-doc /usr/share/doc/kernel-doc-3.1.0/Documentation/virtual/kvm/nested-vmx.txt file
In F15: # uname -r 2.6.40.6-0.fc15.x86_64 # modinfo kvm-intel ... parm: bypass_guest_pf:bool parm: vpid:bool parm: flexpriority:bool parm: ept:bool parm: unrestricted_guest:bool parm: emulate_invalid_guest_state:bool parm: vmm_exclusive:bool parm: yield_on_hlt:bool parm: ple_gap:int parm: ple_window:int In F16 indeed we have now: # modinfo kvm-intel ... parm: vpid:bool parm: flexpriority:bool parm: ept:bool parm: unrestricted_guest:bool parm: emulate_invalid_guest_state:bool parm: vmm_exclusive:bool parm: yield_on_hlt:bool parm: nested:bool parm: ple_gap:int parm: ple_window:int Based on docs, the "nested" option is disabled by default on Intel (and probably not changed in Fedora?) Did anyone already enable it and test nested virtualization functionalities on Intel during F16 Beta/RC cycle and has now results to share? thanks in advance, Gianluca _______________________________________________ virt mailing list [email protected] https://admin.fedoraproject.org/mailman/listinfo/virt
