vdso32_sysenter   200 arch/x86/vdso/vdso32-setup.c #define	vdso32_sysenter()	(boot_cpu_has(X86_FEATURE_SYSENTER32))
vdso32_sysenter   223 arch/x86/vdso/vdso32-setup.c #define vdso32_sysenter()	(boot_cpu_has(X86_FEATURE_SEP))