__cpu_up_stack_pointer   16 arch/riscv/kernel/head.h extern void *__cpu_up_stack_pointer[];
__cpu_up_stack_pointer   36 arch/riscv/kernel/smpboot.c void *__cpu_up_stack_pointer[NR_CPUS];
__cpu_up_stack_pointer  113 arch/riscv/kernel/smpboot.c 	WRITE_ONCE(__cpu_up_stack_pointer[hartid],