PER_CPU_VAR
PER_CPU_VAR(cpu_tlbstate + TLB_STATE_user_pcid_flush_mask)
movq PER_CPU_VAR(x86_spec_ctrl_current), %rdx
movq PER_CPU_VAR(x86_spec_ctrl_current), %rdx
incq PER_CPU_VAR(__x86_call_count);
incq PER_CPU_VAR(__x86_ret_count);
incq PER_CPU_VAR(__x86_stuffs_count);
incq PER_CPU_VAR(__x86_ctxsw_count);
movq $-1, PER_CPU_VAR(__x86_call_depth);
movq %rax, PER_CPU_VAR(__x86_call_depth);
movq %rax, PER_CPU_VAR(__x86_call_depth); \
sarq $5, PER_CPU_VAR(__x86_call_depth); \