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35 lines
772 B
35 lines
772 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _LINUX_CPUDL_H |
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#define _LINUX_CPUDL_H |
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#include <linux/sched.h> |
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#include <linux/sched/deadline.h> |
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#define IDX_INVALID -1 |
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struct cpudl_item { |
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u64 dl; |
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int cpu; |
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int idx; |
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}; |
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struct cpudl { |
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raw_spinlock_t lock; |
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int size; |
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cpumask_var_t free_cpus; |
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struct cpudl_item *elements; |
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}; |
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#ifdef CONFIG_SMP |
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int cpudl_find(struct cpudl *cp, struct task_struct *p, |
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struct cpumask *later_mask); |
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void cpudl_set(struct cpudl *cp, int cpu, u64 dl); |
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void cpudl_clear(struct cpudl *cp, int cpu); |
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int cpudl_init(struct cpudl *cp); |
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void cpudl_set_freecpu(struct cpudl *cp, int cpu); |
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void cpudl_clear_freecpu(struct cpudl *cp, int cpu); |
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void cpudl_cleanup(struct cpudl *cp); |
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#endif /* CONFIG_SMP */ |
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#endif /* _LINUX_CPUDL_H */
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