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Diffstat (limited to 'block/blk-timeout.c')
-rw-r--r--block/blk-timeout.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/block/blk-timeout.c b/block/blk-timeout.c
index a09535377a94..bbbdc4b8ccf2 100644
--- a/block/blk-timeout.c
+++ b/block/blk-timeout.c
@@ -209,12 +209,19 @@ void blk_abort_queue(struct request_queue *q)
{
unsigned long flags;
struct request *rq, *tmp;
+ LIST_HEAD(list);
spin_lock_irqsave(q->queue_lock, flags);
elv_abort_queue(q);
- list_for_each_entry_safe(rq, tmp, &q->timeout_list, timeout_list)
+ /*
+ * Splice entries to local list, to avoid deadlocking if entries
+ * get readded to the timeout list by error handling
+ */
+ list_splice_init(&q->timeout_list, &list);
+
+ list_for_each_entry_safe(rq, tmp, &list, timeout_list)
blk_abort_request(rq);
spin_unlock_irqrestore(q->queue_lock, flags);