1957 	struct tss_struct *tss;  in enable_sep_cpu()  local
1964 	tss = &per_cpu(cpu_tss_rw, cpu);  in enable_sep_cpu()
1971 	tss->x86_tss.ss1 = __KERNEL_CS;  in enable_sep_cpu()
1972 	wrmsr(MSR_IA32_SYSENTER_CS, tss->x86_tss.ss1, 0);  in enable_sep_cpu()
2171 static inline void tss_setup_ist(struct tss_struct *tss)  in tss_setup_ist()  argument
2174 	tss->x86_tss.ist[IST_INDEX_DF] = __this_cpu_ist_top_va(DF);  in tss_setup_ist()
2175 	tss->x86_tss.ist[IST_INDEX_NMI] = __this_cpu_ist_top_va(NMI);  in tss_setup_ist()
2176 	tss->x86_tss.ist[IST_INDEX_DB] = __this_cpu_ist_top_va(DB);  in tss_setup_ist()
2177 	tss->x86_tss.ist[IST_INDEX_MCE] = __this_cpu_ist_top_va(MCE);  in tss_setup_ist()
2179 	tss->x86_tss.ist[IST_INDEX_VC] = __this_cpu_ist_top_va(VC);  in tss_setup_ist()
2189 static inline void tss_setup_ist(struct tss_struct *tss) { }  in tss_setup_ist()  argument
2193 static inline void tss_setup_io_bitmap(struct tss_struct *tss)  in tss_setup_io_bitmap()  argument
2195 	tss->x86_tss.io_bitmap_base = IO_BITMAP_OFFSET_INVALID;  in tss_setup_io_bitmap()
2198 	tss->io_bitmap.prev_max = 0;  in tss_setup_io_bitmap()
2199 	tss->io_bitmap.prev_sequence = 0;  in tss_setup_io_bitmap()
2200 	memset(tss->io_bitmap.bitmap, 0xff, sizeof(tss->io_bitmap.bitmap));  in tss_setup_io_bitmap()
2205 	tss->io_bitmap.mapall[IO_BITMAP_LONGS] = ~0UL;  in tss_setup_io_bitmap()
2215 	struct tss_struct *tss = this_cpu_ptr(&cpu_tss_rw);  in cpu_init_exception_handling()  local
2222 	tss_setup_ist(tss);  in cpu_init_exception_handling()
2223 	tss_setup_io_bitmap(tss);  in cpu_init_exception_handling()
2224 	set_tss_desc(cpu, &get_cpu_entry_area(cpu)->tss.x86_tss);  in cpu_init_exception_handling()