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83 lines
2.9 KiB
83 lines
2.9 KiB
/*
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* Copyright (C) 2007 Oracle. All rights reserved.
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* Copyright (C) 2014 Fujitsu. All rights reserved.
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*
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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 __BTRFS_ASYNC_THREAD_
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#define __BTRFS_ASYNC_THREAD_
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#include <linux/workqueue.h>
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struct btrfs_workqueue;
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/* Internal use only */
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struct __btrfs_workqueue;
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struct btrfs_work;
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typedef void (*btrfs_func_t)(struct btrfs_work *arg);
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typedef void (*btrfs_work_func_t)(struct work_struct *arg);
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struct btrfs_work {
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btrfs_func_t func;
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btrfs_func_t ordered_func;
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btrfs_func_t ordered_free;
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/* Don't touch things below */
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struct work_struct normal_work;
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struct list_head ordered_list;
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struct __btrfs_workqueue *wq;
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unsigned long flags;
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};
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#define BTRFS_WORK_HELPER_PROTO(name) \
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void btrfs_##name(struct work_struct *arg)
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BTRFS_WORK_HELPER_PROTO(worker_helper);
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BTRFS_WORK_HELPER_PROTO(delalloc_helper);
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BTRFS_WORK_HELPER_PROTO(flush_delalloc_helper);
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BTRFS_WORK_HELPER_PROTO(cache_helper);
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BTRFS_WORK_HELPER_PROTO(submit_helper);
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BTRFS_WORK_HELPER_PROTO(fixup_helper);
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BTRFS_WORK_HELPER_PROTO(endio_helper);
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BTRFS_WORK_HELPER_PROTO(endio_meta_helper);
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BTRFS_WORK_HELPER_PROTO(endio_meta_write_helper);
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BTRFS_WORK_HELPER_PROTO(endio_raid56_helper);
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BTRFS_WORK_HELPER_PROTO(endio_repair_helper);
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BTRFS_WORK_HELPER_PROTO(rmw_helper);
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BTRFS_WORK_HELPER_PROTO(endio_write_helper);
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BTRFS_WORK_HELPER_PROTO(freespace_write_helper);
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BTRFS_WORK_HELPER_PROTO(delayed_meta_helper);
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BTRFS_WORK_HELPER_PROTO(readahead_helper);
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BTRFS_WORK_HELPER_PROTO(qgroup_rescan_helper);
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BTRFS_WORK_HELPER_PROTO(extent_refs_helper);
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BTRFS_WORK_HELPER_PROTO(scrub_helper);
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BTRFS_WORK_HELPER_PROTO(scrubwrc_helper);
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BTRFS_WORK_HELPER_PROTO(scrubnc_helper);
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BTRFS_WORK_HELPER_PROTO(scrubparity_helper);
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struct btrfs_workqueue *btrfs_alloc_workqueue(const char *name,
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unsigned int flags,
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int max_active,
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int thresh);
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void btrfs_init_work(struct btrfs_work *work, btrfs_work_func_t helper,
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btrfs_func_t func,
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btrfs_func_t ordered_func,
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btrfs_func_t ordered_free);
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void btrfs_queue_work(struct btrfs_workqueue *wq,
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struct btrfs_work *work);
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void btrfs_destroy_workqueue(struct btrfs_workqueue *wq);
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void btrfs_workqueue_set_max(struct btrfs_workqueue *wq, int max);
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void btrfs_set_work_high_priority(struct btrfs_work *work);
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#endif
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