1 #ifndef __INCLUDE_LINUX_OOM_H
2 #define __INCLUDE_LINUX_OOM_H
4 /* /proc/<pid>/oom_adj set to -17 protects from the oom-killer */
5 #define OOM_DISABLE (-17)
7 #define OOM_ADJUST_MIN (-16)
8 #define OOM_ADJUST_MAX 15
12 #include <linux/types.h>
13 #include <linux/nodemask.h>
16 struct notifier_block;
19 * Types of limitations to the nodes from which allocations may occur
24 CONSTRAINT_MEMORY_POLICY,
28 extern int try_set_zone_oom(struct zonelist *zonelist, gfp_t gfp_flags);
29 extern void clear_zonelist_oom(struct zonelist *zonelist, gfp_t gfp_flags);
31 extern void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask,
32 int order, nodemask_t *mask);
33 extern int register_oom_notifier(struct notifier_block *nb);
34 extern int unregister_oom_notifier(struct notifier_block *nb);
36 extern bool oom_killer_disabled;
38 static inline void oom_killer_disable(void)
40 oom_killer_disabled = true;
43 static inline void oom_killer_enable(void)
45 oom_killer_disabled = false;
47 #endif /* __KERNEL__*/
48 #endif /* _INCLUDE_LINUX_OOM_H */