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nvme: register fdp parameters with the block layer

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Register the device data placement limits if supported. This is just
registering the limits with the block layer. Nothing beyond reporting
these attributes is happening in this patch.

Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Nitesh Shetty <nj.shetty@samsung.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Kanchan Joshi <joshi.k@samsung.com>
Link: https://lore.kernel.org/r/20250506121732.8211-11-joshi.k@samsung.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Keith Busch
2025-05-06 17:47:31 +05:30
committed by Jens Axboe
parent ee203d3d86
commit 30b5f20bb2
2 changed files with 146 additions and 0 deletions
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2
drivers/nvme/host/nvme.h
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@@ -496,6 +496,8 @@ struct nvme_ns_head {
struct device cdev_device;
struct gendisk *disk;
u16 nr_plids;
#ifdef CONFIG_NVME_MULTIPATH
struct bio_list requeue_list;
spinlock_t requeue_lock;