0545e9dc6d
commit d1edce71135cc6d98c0a4b5729774542b676e769 Author: sophgo-forum-service <forum_service@sophgo.com> Date: Fri Mar 15 16:07:33 2024 +0800 [fix] recommend using ssh method to clone repo. [fix] fix sensor driver repo branch name.
48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_SCHED_NUMA_BALANCING_H
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#define _LINUX_SCHED_NUMA_BALANCING_H
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/*
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* This is the interface between the scheduler and the MM that
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* implements memory access pattern based NUMA-balancing:
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*/
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#include <linux/sched.h>
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#define TNF_MIGRATED 0x01
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#define TNF_NO_GROUP 0x02
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#define TNF_SHARED 0x04
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#define TNF_FAULT_LOCAL 0x08
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#define TNF_MIGRATE_FAIL 0x10
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#ifdef CONFIG_NUMA_BALANCING
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extern void task_numa_fault(int last_node, int node, int pages, int flags);
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extern pid_t task_numa_group_id(struct task_struct *p);
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extern void set_numabalancing_state(bool enabled);
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extern void task_numa_free(struct task_struct *p, bool final);
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extern bool should_numa_migrate_memory(struct task_struct *p, struct page *page,
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int src_nid, int dst_cpu);
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#else
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static inline void task_numa_fault(int last_node, int node, int pages,
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int flags)
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{
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}
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static inline pid_t task_numa_group_id(struct task_struct *p)
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{
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return 0;
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}
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static inline void set_numabalancing_state(bool enabled)
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{
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}
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static inline void task_numa_free(struct task_struct *p, bool final)
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{
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}
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static inline bool should_numa_migrate_memory(struct task_struct *p,
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struct page *page, int src_nid, int dst_cpu)
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{
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return true;
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}
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#endif
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#endif /* _LINUX_SCHED_NUMA_BALANCING_H */
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