18b712842SChris Mason /* 28b712842SChris Mason * Copyright (C) 2007 Oracle. All rights reserved. 308a9ff32SQu Wenruo * Copyright (C) 2014 Fujitsu. All rights reserved. 48b712842SChris Mason * 58b712842SChris Mason * This program is free software; you can redistribute it and/or 68b712842SChris Mason * modify it under the terms of the GNU General Public 78b712842SChris Mason * License v2 as published by the Free Software Foundation. 88b712842SChris Mason * 98b712842SChris Mason * This program is distributed in the hope that it will be useful, 108b712842SChris Mason * but WITHOUT ANY WARRANTY; without even the implied warranty of 118b712842SChris Mason * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 128b712842SChris Mason * General Public License for more details. 138b712842SChris Mason * 148b712842SChris Mason * You should have received a copy of the GNU General Public 158b712842SChris Mason * License along with this program; if not, write to the 168b712842SChris Mason * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 178b712842SChris Mason * Boston, MA 021110-1307, USA. 188b712842SChris Mason */ 198b712842SChris Mason 208b712842SChris Mason #ifndef __BTRFS_ASYNC_THREAD_ 218b712842SChris Mason #define __BTRFS_ASYNC_THREAD_ 228b712842SChris Mason 23d458b054SQu Wenruo struct btrfs_workqueue; 241ca08976SQu Wenruo /* Internal use only */ 25d458b054SQu Wenruo struct __btrfs_workqueue; 26*6db8914fSQu Wenruo struct btrfs_work; 27*6db8914fSQu Wenruo typedef void (*btrfs_func_t)(struct btrfs_work *arg); 2808a9ff32SQu Wenruo 29d458b054SQu Wenruo struct btrfs_work { 30*6db8914fSQu Wenruo btrfs_func_t func; 31*6db8914fSQu Wenruo btrfs_func_t ordered_func; 32*6db8914fSQu Wenruo btrfs_func_t ordered_free; 3308a9ff32SQu Wenruo 3408a9ff32SQu Wenruo /* Don't touch things below */ 3508a9ff32SQu Wenruo struct work_struct normal_work; 3608a9ff32SQu Wenruo struct list_head ordered_list; 37d458b054SQu Wenruo struct __btrfs_workqueue *wq; 3808a9ff32SQu Wenruo unsigned long flags; 3908a9ff32SQu Wenruo }; 4008a9ff32SQu Wenruo 41d458b054SQu Wenruo struct btrfs_workqueue *btrfs_alloc_workqueue(char *name, 4208a9ff32SQu Wenruo int flags, 430bd9289cSQu Wenruo int max_active, 440bd9289cSQu Wenruo int thresh); 45d458b054SQu Wenruo void btrfs_init_work(struct btrfs_work *work, 46*6db8914fSQu Wenruo btrfs_func_t func, 47*6db8914fSQu Wenruo btrfs_func_t ordered_func, 48*6db8914fSQu Wenruo btrfs_func_t ordered_free); 49d458b054SQu Wenruo void btrfs_queue_work(struct btrfs_workqueue *wq, 50d458b054SQu Wenruo struct btrfs_work *work); 51d458b054SQu Wenruo void btrfs_destroy_workqueue(struct btrfs_workqueue *wq); 52d458b054SQu Wenruo void btrfs_workqueue_set_max(struct btrfs_workqueue *wq, int max); 53d458b054SQu Wenruo void btrfs_set_work_high_priority(struct btrfs_work *work); 548b712842SChris Mason #endif 55