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https://git.kernel.org/pub/scm/linux/kernel/git/kdave/btrfs-progs.git
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49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License v2 as published by the Free Software Foundation.
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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 GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*/
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#ifndef __TASK_UTILS_H__
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#define __TASK_UTILS_H__
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#include "kerncompat.h"
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#include <pthread.h>
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struct periodic_info {
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int timer_fd;
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unsigned long long wakeups_missed;
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};
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struct task_info {
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struct periodic_info periodic;
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pthread_t id;
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void *private_data;
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void *(*threadfn)(void *);
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int (*postfn)(void *);
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};
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/* task life cycle */
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struct task_info *task_init(void *(*threadfn)(void *), int (*postfn)(void *),
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void *thread_private);
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int task_start(struct task_info *info, time_t *start_time, u64 *item_count);
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void task_stop(struct task_info *info);
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void task_deinit(struct task_info *info);
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/* periodic life cycle */
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int task_period_start(struct task_info *info, unsigned int period_ms);
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void task_period_wait(struct task_info *info);
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void task_period_stop(struct task_info *info);
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#endif
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