MSR_STAR 914 arch/x86/kernel/cpu/common.c wrmsrl(MSR_STAR, ((u64)__USER32_CS)<<48 | ((u64)__KERNEL_CS)<<32); MSR_STAR 14 arch/x86/kvm/kvm_svm.h MSR_STAR, MSR_LSTAR, MSR_CSTAR, MSR_SYSCALL_MASK, MSR_KERNEL_GS_BASE, MSR_STAR 812 arch/x86/xen/enlighten.c case MSR_STAR: