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X86: Prepare PCID/INVPCID for hvm This patch is used to prepare exposing PCID/INVPCID features to hvm guest. The specific exposure result depend on hvm paging mode (hap/shadow), which would be handled at next patch. Signed-off-by: Liu, Jinsong <jinsong.liu@intel.com> diff -r 1b62d4e08880 tools/libxc/xc_cpuid_x86.c --- a/tools/libxc/xc_cpuid_x86.c Thu Nov 17 23:09:45 2011 +0800 +++

Hello, I encountered the following bug when migrating a Linux-2.6.32.54 PV domain on Xen-3.4.3 between different hosts, whose uptime differs by several minutes (3 hosts, each ~5 minutes apart): When migrating from a host with lower uptime to a host with higher uptime, the VM looses it''s network connection for some time and then continues after some minutes (roughly equivalent to the

Hi, I have been trying to get Hyperthreading to work in a Windows HVM on Xen 4.1.2 as described in ''xmexample.hvm''. I think I have set it up correctly, but I can''t seem to get it to work. There is not much documentation on it and most topics are from years ago. I''m curious to know to whether this functionality is still supposed to work. I''m aware that