SR_FS 20 arch/riscv/include/asm/switch_to.h regs->sstatus = (regs->sstatus & ~SR_FS) | SR_FS_CLEAN; SR_FS 26 arch/riscv/include/asm/switch_to.h regs->sstatus = (regs->sstatus & ~SR_FS) | SR_FS_OFF; SR_FS 32 arch/riscv/include/asm/switch_to.h if ((regs->sstatus & SR_FS) == SR_FS_DIRTY) { SR_FS 41 arch/riscv/include/asm/switch_to.h if ((regs->sstatus & SR_FS) != SR_FS_OFF) {