Intel has released new version of Intel Architecture Instruction Set Extensions Programming Reference, adding new features like AVX-512, MPX, etc. Refer to http://download-software.intel.com/sites/default/files/319433-015.pdf These 2 patches are prepare patches at qemu side to support Intel MPX feature. PATCH 1/2 is to fix a minor bug which parse cpuid leaf 0x0d; PATCH 2/2 expose cpuid leaf (0xd, 3) and (0xd, 4) to guest, and fix ebx and re-calculate ecx of cpuid leaf (0xd, 0); Thanks, Jinsong -- 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