arch/arm/mm/alignment.c: In function 'proc_alignment_write': arch/arm/mm/alignment.c:119: error: read-only variable '__r2' used as 'asm' output arch/arm/mm/alignment.c:119: error: read-only variable '__r2' used as 'asm' output arch/arm/mm/alignment.c:119: error: read-only variable '__r2' used as 'asm' output arch/arm/mm/alignment.c:119: error: read-only variable '__r2' used as 'asm' output make[1]: *** [arch/arm/mm/alignment.o] 錯誤 1 make: *** [arch/arm/mm] 錯誤 2