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9888c3402c
Remove GPL boilerplate text (long, short, one-line) and keep the rest, ie. personal, company or original source copyright statements. Add the SPDX header. Unify the include protection macros to match the file names. Signed-off-by: David Sterba <dsterba@suse.com>
77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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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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#ifndef BTRFS_ASYNC_THREAD_H
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#define BTRFS_ASYNC_THREAD_H
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#include <linux/workqueue.h>
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struct btrfs_fs_info;
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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(struct btrfs_fs_info *fs_info,
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const char *name,
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unsigned int flags,
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int limit_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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struct btrfs_fs_info *btrfs_work_owner(const struct btrfs_work *work);
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struct btrfs_fs_info *btrfs_workqueue_owner(const struct __btrfs_workqueue *wq);
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bool btrfs_workqueue_normal_congested(const struct btrfs_workqueue *wq);
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#endif
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