diff options
Diffstat (limited to 'fs/io-wq.c')
| -rw-r--r-- | fs/io-wq.c | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/fs/io-wq.c b/fs/io-wq.c index d80e4a735677..35e7ee26f7ea 100644 --- a/fs/io-wq.c +++ b/fs/io-wq.c @@ -832,6 +832,11 @@ append: wq_list_add_after(&work->list, &tail->list, &acct->work_list); } +static bool io_wq_work_match_item(struct io_wq_work *work, void *data) +{ + return work == data; +} + static void io_wqe_enqueue(struct io_wqe *wqe, struct io_wq_work *work) { struct io_wqe_acct *acct = io_work_get_acct(wqe, work); @@ -844,7 +849,6 @@ static void io_wqe_enqueue(struct io_wqe *wqe, struct io_wq_work *work) */ if (test_bit(IO_WQ_BIT_EXIT, &wqe->wq->state) || (work->flags & IO_WQ_WORK_CANCEL)) { -run_cancel: io_run_cancel(work, wqe); return; } @@ -864,15 +868,22 @@ run_cancel: bool did_create; did_create = io_wqe_create_worker(wqe, acct); - if (unlikely(!did_create)) { - raw_spin_lock(&wqe->lock); - /* fatal condition, failed to create the first worker */ - if (!acct->nr_workers) { - raw_spin_unlock(&wqe->lock); - goto run_cancel; - } - raw_spin_unlock(&wqe->lock); + if (likely(did_create)) + return; + + raw_spin_lock(&wqe->lock); + /* fatal condition, failed to create the first worker */ + if (!acct->nr_workers) { + struct io_cb_cancel_data match = { + .fn = io_wq_work_match_item, + .data = work, + .cancel_all = false, + }; + + if (io_acct_cancel_pending_work(wqe, acct, &match)) + raw_spin_lock(&wqe->lock); } + raw_spin_unlock(&wqe->lock); } } |