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Bit19 (CR4_KL) of CR4 is CPU KeyLocker feature enable bit. Hypervisor traps the bit's writing to track the keylocker feature on/off of guest. While the bit is set by guest, - set cr4_kl_enabled to indicate the vcpu's keylocker feature enabled status - load vcpu's IWKey in host (will add in later patch) While the bit is clear by guest, - clear cr4_kl_enabled This patch trap and passthru the CR4_KL bit to guest for operation. Tracked-On: #5695 Signed-off-by: Shuo A Liu <shuo.a.liu@intel.com> Acked-by: Eddie Dong <eddie.dong@intel.com> |
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.. | ||
assign.h | ||
ept.h | ||
guest_memory.h | ||
guest_pm.h | ||
hyperv.h | ||
instr_emul.h | ||
splitlock.h | ||
trusty.h | ||
ucode.h | ||
vcpu.h | ||
vcpuid.h | ||
virtual_cr.h | ||
vlapic.h | ||
vm_reset.h | ||
vm.h | ||
vmcs.h | ||
vmexit.h | ||
vmtrr.h | ||
vmx_io.h |