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authorKeith Busch <kbusch@kernel.org>2021-02-05 11:50:02 -0800
committerChristoph Hellwig <hch@lst.de>2021-02-10 16:38:04 +0100
commit73a1a2298f3e9df24cea7a9aab412ba9470f6159 (patch)
tree73a7bed0aed29a7b1196bf562425195e9a05d0c9 /drivers/nvme
parent0fbcfb089a3f2f2a731d01f0aec8f7697a849c28 (diff)
nvme-multipath: set nr_zones for zoned namespaces
The bio based drivers only require the request_queue's nr_zones is set, so set this field in the head if the namespace path is zoned. Fixes: 240e6ee272c07 ("nvme: support for zoned namespaces") Reported-by: Minwoo Im <minwoo.im.dev@gmail.com> Cc: Damien Le Moal <damien.lemoal@wdc.com> Signed-off-by: Keith Busch <kbusch@kernel.org> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/nvme')
-rw-r--r--drivers/nvme/host/multipath.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index 65bd6efa5e1c..0696319adaf6 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -677,6 +677,10 @@ void nvme_mpath_add_disk(struct nvme_ns *ns, struct nvme_id_ns *id)
if (blk_queue_stable_writes(ns->queue) && ns->head->disk)
blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES,
ns->head->disk->queue);
+#ifdef CONFIG_BLK_DEV_ZONED
+ if (blk_queue_is_zoned(ns->queue) && ns->head->disk)
+ ns->head->disk->queue->nr_zones = ns->queue->nr_zones;
+#endif
}
void nvme_mpath_remove_disk(struct nvme_ns_head *head)