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65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
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#ifndef _LINUX_CPUSET_H
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#define _LINUX_CPUSET_H
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/*
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* cpuset interface
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*
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* Copyright (C) 2003 BULL SA
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* Copyright (C) 2004 Silicon Graphics, Inc.
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*
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*/
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#include <linux/sched.h>
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#include <linux/cpumask.h>
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#include <linux/nodemask.h>
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#ifdef CONFIG_CPUSETS
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extern int cpuset_init(void);
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extern void cpuset_init_smp(void);
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extern void cpuset_fork(struct task_struct *p);
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extern void cpuset_exit(struct task_struct *p);
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extern const cpumask_t cpuset_cpus_allowed(const struct task_struct *p);
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void cpuset_init_current_mems_allowed(void);
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void cpuset_update_current_mems_allowed(void);
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void cpuset_restrict_to_mems_allowed(unsigned long *nodes);
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int cpuset_zonelist_valid_mems_allowed(struct zonelist *zl);
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int cpuset_zone_allowed(struct zone *z);
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extern struct file_operations proc_cpuset_operations;
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extern char *cpuset_task_status_allowed(struct task_struct *task, char *buffer);
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#else /* !CONFIG_CPUSETS */
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static inline int cpuset_init(void) { return 0; }
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static inline void cpuset_init_smp(void) {}
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static inline void cpuset_fork(struct task_struct *p) {}
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static inline void cpuset_exit(struct task_struct *p) {}
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static inline cpumask_t cpuset_cpus_allowed(struct task_struct *p)
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{
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return cpu_possible_map;
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}
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static inline void cpuset_init_current_mems_allowed(void) {}
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static inline void cpuset_update_current_mems_allowed(void) {}
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static inline void cpuset_restrict_to_mems_allowed(unsigned long *nodes) {}
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static inline int cpuset_zonelist_valid_mems_allowed(struct zonelist *zl)
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{
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return 1;
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}
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static inline int cpuset_zone_allowed(struct zone *z)
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{
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return 1;
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}
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static inline char *cpuset_task_status_allowed(struct task_struct *task,
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char *buffer)
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{
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return buffer;
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}
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#endif /* !CONFIG_CPUSETS */
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#endif /* _LINUX_CPUSET_H */
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