diff options
Diffstat (limited to 'drivers/dma/idxd')
-rw-r--r-- | drivers/dma/idxd/init.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c index 29c732a94027..03c735727f68 100644 --- a/drivers/dma/idxd/init.c +++ b/drivers/dma/idxd/init.c @@ -689,26 +689,28 @@ static int idxd_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) return rc; } -static void idxd_flush_pending_llist(struct idxd_irq_entry *ie) +static void idxd_flush_pending_descs(struct idxd_irq_entry *ie) { struct idxd_desc *desc, *itr; struct llist_node *head; + LIST_HEAD(flist); + enum idxd_complete_type ctype; + spin_lock(&ie->list_lock); head = llist_del_all(&ie->pending_llist); - if (!head) - return; - - llist_for_each_entry_safe(desc, itr, head, llnode) - idxd_dma_complete_txd(desc, IDXD_COMPLETE_ABORT, true); -} + if (head) { + llist_for_each_entry_safe(desc, itr, head, llnode) + list_add_tail(&desc->list, &ie->work_list); + } -static void idxd_flush_work_list(struct idxd_irq_entry *ie) -{ - struct idxd_desc *desc, *iter; + list_for_each_entry_safe(desc, itr, &ie->work_list, list) + list_move_tail(&desc->list, &flist); + spin_unlock(&ie->list_lock); - list_for_each_entry_safe(desc, iter, &ie->work_list, list) { + list_for_each_entry_safe(desc, itr, &flist, list) { list_del(&desc->list); - idxd_dma_complete_txd(desc, IDXD_COMPLETE_ABORT, true); + ctype = desc->completion->status ? IDXD_COMPLETE_NORMAL : IDXD_COMPLETE_ABORT; + idxd_dma_complete_txd(desc, ctype, true); } } @@ -762,8 +764,7 @@ static void idxd_shutdown(struct pci_dev *pdev) synchronize_irq(irq_entry->vector); if (i == 0) continue; - idxd_flush_pending_llist(irq_entry); - idxd_flush_work_list(irq_entry); + idxd_flush_pending_descs(irq_entry); } flush_workqueue(idxd->wq); } |