SR_SUM             22 arch/riscv/include/asm/uaccess.h 	__asm__ __volatile__ ("csrs sstatus, %0" : : "r" (SR_SUM) : "memory")
SR_SUM             24 arch/riscv/include/asm/uaccess.h 	__asm__ __volatile__ ("csrc sstatus, %0" : : "r" (SR_SUM) : "memory")