PSS_SHIFT 351 fs/proc/task_mmu.c mss->pss += (PAGE_SIZE << PSS_SHIFT) / mapcount; PSS_SHIFT 357 fs/proc/task_mmu.c mss->pss += (PAGE_SIZE << PSS_SHIFT); PSS_SHIFT 397 fs/proc/task_mmu.c (unsigned long)(mss.pss >> (10 + PSS_SHIFT)),