diff options
Diffstat (limited to 'fs/btrfs/async-thread.c')
-rw-r--r-- | fs/btrfs/async-thread.c | 58 |
1 files changed, 13 insertions, 45 deletions
diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c index f6435c0f01cf..906d88368adb 100644 --- a/fs/btrfs/async-thread.c +++ b/fs/btrfs/async-thread.c @@ -51,16 +51,6 @@ struct btrfs_workqueue { struct __btrfs_workqueue *high; }; -static void normal_work_helper(struct btrfs_work *work); - -#define BTRFS_WORK_HELPER(name) \ -noinline_for_stack void btrfs_##name(struct work_struct *arg) \ -{ \ - struct btrfs_work *work = container_of(arg, struct btrfs_work, \ - normal_work); \ - normal_work_helper(work); \ -} - struct btrfs_fs_info * btrfs_workqueue_owner(const struct __btrfs_workqueue *wq) { @@ -87,29 +77,6 @@ bool btrfs_workqueue_normal_congested(const struct btrfs_workqueue *wq) return atomic_read(&wq->normal->pending) > wq->normal->thresh * 2; } -BTRFS_WORK_HELPER(worker_helper); -BTRFS_WORK_HELPER(delalloc_helper); -BTRFS_WORK_HELPER(flush_delalloc_helper); -BTRFS_WORK_HELPER(cache_helper); -BTRFS_WORK_HELPER(submit_helper); -BTRFS_WORK_HELPER(fixup_helper); -BTRFS_WORK_HELPER(endio_helper); -BTRFS_WORK_HELPER(endio_meta_helper); -BTRFS_WORK_HELPER(endio_meta_write_helper); -BTRFS_WORK_HELPER(endio_raid56_helper); -BTRFS_WORK_HELPER(endio_repair_helper); -BTRFS_WORK_HELPER(rmw_helper); -BTRFS_WORK_HELPER(endio_write_helper); -BTRFS_WORK_HELPER(freespace_write_helper); -BTRFS_WORK_HELPER(delayed_meta_helper); -BTRFS_WORK_HELPER(readahead_helper); -BTRFS_WORK_HELPER(qgroup_rescan_helper); -BTRFS_WORK_HELPER(extent_refs_helper); -BTRFS_WORK_HELPER(scrub_helper); -BTRFS_WORK_HELPER(scrubwrc_helper); -BTRFS_WORK_HELPER(scrubnc_helper); -BTRFS_WORK_HELPER(scrubparity_helper); - static struct __btrfs_workqueue * __btrfs_alloc_workqueue(struct btrfs_fs_info *fs_info, const char *name, unsigned int flags, int limit_active, int thresh) @@ -300,12 +267,13 @@ static void run_ordered_work(struct __btrfs_workqueue *wq, * original work item cannot depend on the recycled work * item in that case (see find_worker_executing_work()). * - * Note that the work of one Btrfs filesystem may depend - * on the work of another Btrfs filesystem via, e.g., a - * loop device. Therefore, we must not allow the current - * work item to be recycled until we are really done, - * otherwise we break the above assumption and can - * deadlock. + * Note that different types of Btrfs work can depend on + * each other, and one type of work on one Btrfs + * filesystem may even depend on the same type of work + * on another Btrfs filesystem via, e.g., a loop device. + * Therefore, we must not allow the current work item to + * be recycled until we are really done, otherwise we + * break the above assumption and can deadlock. */ free_self = true; } else { @@ -329,8 +297,10 @@ static void run_ordered_work(struct __btrfs_workqueue *wq, } } -static void normal_work_helper(struct btrfs_work *work) +static void btrfs_work_helper(struct work_struct *normal_work) { + struct btrfs_work *work = container_of(normal_work, struct btrfs_work, + normal_work); struct __btrfs_workqueue *wq; void *wtag; int need_order = 0; @@ -360,15 +330,13 @@ static void normal_work_helper(struct btrfs_work *work) trace_btrfs_all_work_done(wq->fs_info, wtag); } -void btrfs_init_work(struct btrfs_work *work, btrfs_work_func_t uniq_func, - btrfs_func_t func, - btrfs_func_t ordered_func, - btrfs_func_t ordered_free) +void btrfs_init_work(struct btrfs_work *work, btrfs_func_t func, + btrfs_func_t ordered_func, btrfs_func_t ordered_free) { work->func = func; work->ordered_func = ordered_func; work->ordered_free = ordered_free; - INIT_WORK(&work->normal_work, uniq_func); + INIT_WORK(&work->normal_work, btrfs_work_helper); INIT_LIST_HEAD(&work->ordered_list); work->flags = 0; } |