1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2#ifndef _UAPILINUX_KERNEL_PAGE_FLAGS_H 3#define _UAPILINUX_KERNEL_PAGE_FLAGS_H 4 5/* 6 * Stable page flag bits exported to user space 7 */ 8 9#define KPF_LOCKED 0 10#define KPF_ERROR 1 11#define KPF_REFERENCED 2 12#define KPF_UPTODATE 3 13#define KPF_DIRTY 4 14#define KPF_LRU 5 15#define KPF_ACTIVE 6 16#define KPF_SLAB 7 17#define KPF_WRITEBACK 8 18#define KPF_RECLAIM 9 19#define KPF_BUDDY 10 20 21/* 11-20: new additions in 2.6.31 */ 22#define KPF_MMAP 11 23#define KPF_ANON 12 24#define KPF_SWAPCACHE 13 25#define KPF_SWAPBACKED 14 26#define KPF_COMPOUND_HEAD 15 27#define KPF_COMPOUND_TAIL 16 28#define KPF_HUGE 17 29#define KPF_UNEVICTABLE 18 30#define KPF_HWPOISON 19 31#define KPF_NOPAGE 20 32 33#define KPF_KSM 21 34#define KPF_THP 22 35#define KPF_OFFLINE 23 36#define KPF_ZERO_PAGE 24 37#define KPF_IDLE 25 38#define KPF_PGTABLE 26 39 40#endif /* _UAPILINUX_KERNEL_PAGE_FLAGS_H */ 41