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/openbmc/linux/arch/x86/kernel/
H A Dsev.c172 unsigned long old_ist, new_ist; in __sev_es_ist_enter() local
175 new_ist = old_ist = __this_cpu_read(cpu_tss_rw.x86_tss.ist[IST_INDEX_VC]); in __sev_es_ist_enter()
183 new_ist = regs->sp; in __sev_es_ist_enter()
189 new_ist -= sizeof(old_ist); in __sev_es_ist_enter()
190 *(unsigned long *)new_ist = old_ist; in __sev_es_ist_enter()
193 this_cpu_write(cpu_tss_rw.x86_tss.ist[IST_INDEX_VC], new_ist); in __sev_es_ist_enter()