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authorStefan Haberland <sth@linux.ibm.com>2023-04-05 16:20:17 +0200
committerJens Axboe <axboe@kernel.dk>2023-04-11 19:53:08 -0600
commitd8898ee50edecacdf0141f26fd90acf43d7e9cd7 (patch)
tree16c1670d7bb01f4202c8c5773b3218bd1a29c09d /drivers/s390
parentd9ee2bee4a63844cd9d1e0d00b1e3c49eacd1c2f (diff)
s390/dasd: fix hanging blockdevice after request requeue
The DASD driver does not kick the requeue list when requeuing IO requests to the blocklayer. This might lead to hanging blockdevice when there is no other trigger for this. Fix by automatically kick the requeue list when requeuing DASD requests to the blocklayer. Fixes: e443343e509a ("s390/dasd: blk-mq conversion") CC: stable@vger.kernel.org # 4.14+ Signed-off-by: Stefan Haberland <sth@linux.ibm.com> Reviewed-by: Jan Hoeppner <hoeppner@linux.ibm.com> Reviewed-by: Halil Pasic <pasic@linux.ibm.com> Link: https://lore.kernel.org/r/20230405142017.2446986-8-sth@linux.ibm.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/block/dasd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 3696931f8015..9fbfce735d56 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -2953,7 +2953,7 @@ static int _dasd_requeue_request(struct dasd_ccw_req *cqr)
return 0;
spin_lock_irq(&cqr->dq->lock);
req = (struct request *) cqr->callback_data;
- blk_mq_requeue_request(req, false);
+ blk_mq_requeue_request(req, true);
spin_unlock_irq(&cqr->dq->lock);
return 0;