TASK_SIZE64 140 arch/mips/include/asm/pgtable-64.h #define USER_PTRS_PER_PGD ((TASK_SIZE64 / PGDIR_SIZE)?(TASK_SIZE64 / PGDIR_SIZE):1) TASK_SIZE64 64 arch/mips/include/asm/processor.h #define TASK_SIZE (test_thread_flag(TIF_32BIT_ADDR) ? TASK_SIZE32 : TASK_SIZE64) TASK_SIZE64 65 arch/mips/include/asm/processor.h #define STACK_TOP_MAX TASK_SIZE64 TASK_SIZE64 68 arch/mips/include/asm/processor.h (test_tsk_thread_flag(tsk, TIF_32BIT_ADDR) ? TASK_SIZE32 : TASK_SIZE64)