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authorChristoph Hellwig2021-06-14 13:17:34 +0200
committerChristoph Hellwig2021-09-06 09:59:02 +0200
commitd32d3d0b47f7e34560ae3c55ddfcf68694813501 (patch)
treecc1539fa1f8d564032c2a559d78acfe7035e71b6 /drivers/nvme/host
parent1c500ad706383f1a6609e63d0b5d1723fd84dab9 (diff)
nvme-multipath: set QUEUE_FLAG_NOWAIT
The nvme multipathing code just dispatches bios to one of the blk-mq based paths and never blocks on its own, so set QUEUE_FLAG_NOWAIT to support REQ_NOWAIT bios. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Diffstat (limited to 'drivers/nvme/host')
-rw-r--r--drivers/nvme/host/multipath.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index 37ce3e8b1db2..d9a82adb856f 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -465,6 +465,8 @@ int nvme_mpath_alloc_disk(struct nvme_ctrl *ctrl, struct nvme_ns_head *head)
ctrl->subsys->instance, head->instance);
blk_queue_flag_set(QUEUE_FLAG_NONROT, head->disk->queue);
+ blk_queue_flag_set(QUEUE_FLAG_NOWAIT, head->disk->queue);
+
/* set to a default value of 512 until the disk is validated */
blk_queue_logical_block_size(head->disk->queue, 512);
blk_set_stacking_limits(&head->disk->queue->limits);