xref: /OK3568_Linux_fs/kernel/include/uapi/linux/kernel-page-flags.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun #ifndef _UAPILINUX_KERNEL_PAGE_FLAGS_H
3*4882a593Smuzhiyun #define _UAPILINUX_KERNEL_PAGE_FLAGS_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun /*
6*4882a593Smuzhiyun  * Stable page flag bits exported to user space
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #define KPF_LOCKED		0
10*4882a593Smuzhiyun #define KPF_ERROR		1
11*4882a593Smuzhiyun #define KPF_REFERENCED		2
12*4882a593Smuzhiyun #define KPF_UPTODATE		3
13*4882a593Smuzhiyun #define KPF_DIRTY		4
14*4882a593Smuzhiyun #define KPF_LRU			5
15*4882a593Smuzhiyun #define KPF_ACTIVE		6
16*4882a593Smuzhiyun #define KPF_SLAB		7
17*4882a593Smuzhiyun #define KPF_WRITEBACK		8
18*4882a593Smuzhiyun #define KPF_RECLAIM		9
19*4882a593Smuzhiyun #define KPF_BUDDY		10
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun /* 11-20: new additions in 2.6.31 */
22*4882a593Smuzhiyun #define KPF_MMAP		11
23*4882a593Smuzhiyun #define KPF_ANON		12
24*4882a593Smuzhiyun #define KPF_SWAPCACHE		13
25*4882a593Smuzhiyun #define KPF_SWAPBACKED		14
26*4882a593Smuzhiyun #define KPF_COMPOUND_HEAD	15
27*4882a593Smuzhiyun #define KPF_COMPOUND_TAIL	16
28*4882a593Smuzhiyun #define KPF_HUGE		17
29*4882a593Smuzhiyun #define KPF_UNEVICTABLE		18
30*4882a593Smuzhiyun #define KPF_HWPOISON		19
31*4882a593Smuzhiyun #define KPF_NOPAGE		20
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #define KPF_KSM			21
34*4882a593Smuzhiyun #define KPF_THP			22
35*4882a593Smuzhiyun #define KPF_OFFLINE		23
36*4882a593Smuzhiyun #define KPF_ZERO_PAGE		24
37*4882a593Smuzhiyun #define KPF_IDLE		25
38*4882a593Smuzhiyun #define KPF_PGTABLE		26
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #endif /* _UAPILINUX_KERNEL_PAGE_FLAGS_H */
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