diff options
Diffstat (limited to 'block/blk-timeout.c')
| -rw-r--r-- | block/blk-timeout.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/block/blk-timeout.c b/block/blk-timeout.c index bbbdc4b..1ec0d50 100644 --- a/block/blk-timeout.c +++ b/block/blk-timeout.c @@ -211,6 +211,12 @@ void blk_abort_queue(struct request_queue *q) struct request *rq, *tmp; LIST_HEAD(list); + /* + * Not a request based block device, nothing to abort + */ + if (!q->request_fn) + return; + spin_lock_irqsave(q->queue_lock, flags); elv_abort_queue(q); @@ -224,6 +230,13 @@ void blk_abort_queue(struct request_queue *q) list_for_each_entry_safe(rq, tmp, &list, timeout_list) blk_abort_request(rq); + /* + * Occasionally, blk_abort_request() will return without + * deleting the element from the list. Make sure we add those back + * instead of leaving them on the local stack list. + */ + list_splice(&list, &q->timeout_list); + spin_unlock_irqrestore(q->queue_lock, flags); } |
