/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2023 Red Hat */ #ifndef VDO_WORK_QUEUE_H #define VDO_WORK_QUEUE_H #include <linux/sched.h> /* for TASK_COMM_LEN */ #include "types.h" enum { MAX_VDO_WORK_QUEUE_NAME_LEN = TASK_COMM_LEN, }; struct vdo_work_queue_type { void (*start)(void *context); void (*finish)(void *context); enum vdo_completion_priority max_priority; enum vdo_completion_priority default_priority; }; struct vdo_completion; struct vdo_thread; struct vdo_work_queue; int vdo_make_work_queue(const char *thread_name_prefix, const char *name, struct vdo_thread *owner, const struct vdo_work_queue_type *type, unsigned int thread_count, void *thread_privates[], struct vdo_work_queue **queue_ptr); void vdo_enqueue_work_queue(struct vdo_work_queue *queue, struct vdo_completion *completion); void vdo_finish_work_queue(struct vdo_work_queue *queue); void vdo_free_work_queue(struct vdo_work_queue *queue); void vdo_dump_work_queue(struct vdo_work_queue *queue); void vdo_dump_completion_to_buffer(struct vdo_completion *completion, char *buffer, size_t length); void *vdo_get_work_queue_private_data(void); struct vdo_work_queue *vdo_get_current_work_queue(void); struct vdo_thread *vdo_get_work_queue_owner(struct vdo_work_queue *queue); bool __must_check vdo_work_queue_type_is(struct vdo_work_queue *queue, const struct vdo_work_queue_type *type); #endif /* VDO_WORK_QUEUE_H */