#ifndef LINUX_KERNEL_PAGE_FLAGS_H | |
#define LINUX_KERNEL_PAGE_FLAGS_H | |
/* | |
* Stable page flag bits exported to user space | |
*/ | |
#define KPF_LOCKED 0 | |
#define KPF_ERROR 1 | |
#define KPF_REFERENCED 2 | |
#define KPF_UPTODATE 3 | |
#define KPF_DIRTY 4 | |
#define KPF_LRU 5 | |
#define KPF_ACTIVE 6 | |
#define KPF_SLAB 7 | |
#define KPF_WRITEBACK 8 | |
#define KPF_RECLAIM 9 | |
#define KPF_BUDDY 10 | |
/* 11-20: new additions in 2.6.31 */ | |
#define KPF_MMAP 11 | |
#define KPF_ANON 12 | |
#define KPF_SWAPCACHE 13 | |
#define KPF_SWAPBACKED 14 | |
#define KPF_COMPOUND_HEAD 15 | |
#define KPF_COMPOUND_TAIL 16 | |
#define KPF_HUGE 17 | |
#define KPF_UNEVICTABLE 18 | |
#define KPF_HWPOISON 19 | |
#define KPF_NOPAGE 20 | |
#define KPF_KSM 21 | |
#define KPF_THP 22 | |
#ifdef __KERNEL__ | |
/* kernel hacking assistances | |
* WARNING: subject to change, never rely on them! | |
*/ | |
#define KPF_RESERVED 32 | |
#define KPF_MLOCKED 33 | |
#define KPF_MAPPEDTODISK 34 | |
#define KPF_PRIVATE 35 | |
#define KPF_PRIVATE_2 36 | |
#define KPF_OWNER_PRIVATE 37 | |
#define KPF_ARCH 38 | |
#define KPF_UNCACHED 39 | |
#endif /* __KERNEL__ */ | |
#endif /* LINUX_KERNEL_PAGE_FLAGS_H */ |