1 #ifndef LINUX_KERNEL_PAGE_FLAGS_H
2 #define LINUX_KERNEL_PAGE_FLAGS_H
5 * Stable page flag bits exported to user space
10 #define KPF_REFERENCED 2
11 #define KPF_UPTODATE 3
16 #define KPF_WRITEBACK 8
20 /* 11-20: new additions in 2.6.31 */
23 #define KPF_SWAPCACHE 13
24 #define KPF_SWAPBACKED 14
25 #define KPF_COMPOUND_HEAD 15
26 #define KPF_COMPOUND_TAIL 16
28 #define KPF_UNEVICTABLE 18
29 #define KPF_HWPOISON 19
36 /* kernel hacking assistances
37 * WARNING: subject to change, never rely on them!
39 #define KPF_RESERVED 32
40 #define KPF_MLOCKED 33
41 #define KPF_MAPPEDTODISK 34
42 #define KPF_PRIVATE 35
43 #define KPF_PRIVATE_2 36
44 #define KPF_OWNER_PRIVATE 37
46 #define KPF_UNCACHED 39
48 #endif /* __KERNEL__ */
50 #endif /* LINUX_KERNEL_PAGE_FLAGS_H */