set_base 2291 arch/x86/kernel/apm_32.c set_base(bad_bios_desc, __va((unsigned long)0x40 << 4)); set_base 2312 arch/x86/kernel/apm_32.c set_base(gdt[APM_CS >> 3], set_base 2314 arch/x86/kernel/apm_32.c set_base(gdt[APM_CS_16 >> 3], set_base 2316 arch/x86/kernel/apm_32.c set_base(gdt[APM_DS >> 3],