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8ac773b4 AD |
1 | #ifndef __INCLUDE_LINUX_OOM_H |
2 | #define __INCLUDE_LINUX_OOM_H | |
3 | ||
4 | /* /proc/<pid>/oom_adj set to -17 protects from the oom-killer */ | |
5 | #define OOM_DISABLE (-17) | |
6 | /* inclusive */ | |
7 | #define OOM_ADJUST_MIN (-16) | |
8 | #define OOM_ADJUST_MAX 15 | |
9 | ||
5a3135c2 DR |
10 | #ifdef __KERNEL__ |
11 | ||
172acf60 DR |
12 | #include <linux/types.h> |
13 | ||
14 | struct zonelist; | |
15 | struct notifier_block; | |
16 | ||
70e24bdf DR |
17 | /* |
18 | * Types of limitations to the nodes from which allocations may occur | |
19 | */ | |
20 | enum oom_constraint { | |
21 | CONSTRAINT_NONE, | |
22 | CONSTRAINT_CPUSET, | |
23 | CONSTRAINT_MEMORY_POLICY, | |
24 | }; | |
25 | ||
098d7f12 DR |
26 | extern int try_set_zone_oom(struct zonelist *zonelist); |
27 | extern void clear_zonelist_oom(struct zonelist *zonelist); | |
28 | ||
5a3135c2 DR |
29 | extern void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask, int order); |
30 | extern int register_oom_notifier(struct notifier_block *nb); | |
31 | extern int unregister_oom_notifier(struct notifier_block *nb); | |
32 | ||
33 | #endif /* __KERNEL__*/ | |
34 | #endif /* _INCLUDE_LINUX_OOM_H */ |