53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
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/*
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* PROCA task descriptors table
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*
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* Copyright (C) 2018 Samsung Electronics, Inc.
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* Hryhorii Tur, <hryhorii.tur@partner.samsung.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _LINUX_PROCA_TABLE_H
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#define _LINUX_PROCA_TABLE_H
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#include <linux/hashtable.h>
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#include <linux/sched.h>
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#include "proca_task_descr.h"
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#define PROCA_TASKS_TABLE_SHIFT 10
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struct proca_table {
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unsigned int hash_tables_shift;
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DECLARE_HASHTABLE(pid_map, PROCA_TASKS_TABLE_SHIFT);
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spinlock_t pid_map_lock;
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DECLARE_HASHTABLE(app_name_map, PROCA_TASKS_TABLE_SHIFT);
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spinlock_t app_name_map_lock;
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};
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void proca_table_init(struct proca_table *table);
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void proca_table_add_task_descr(struct proca_table *table,
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struct proca_task_descr *descr);
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struct proca_task_descr *proca_table_get_by_task(
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struct proca_table *table,
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const struct task_struct *task);
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struct proca_task_descr *proca_table_remove_by_task(
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struct proca_table *table,
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const struct task_struct *task);
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void proca_table_remove_task_descr(struct proca_table *table,
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struct proca_task_descr *descr);
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#endif //_LINUX_PROCA_TABLE_H
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