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| author | Christoph Hellwig <hch@lst.de> | 2017-11-09 13:51:03 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-11-11 03:53:25 +0100 |
| commit | 5b85b826b8925b3f1910b6613eb82c4df240a5b5 (patch) | |
| tree | a4aa1d620a06f876827cff9887b607a7089d026e /drivers/nvme/host/nvme.h | |
| parent | nvme: implement multipath access to nvme subsystems (diff) | |
| download | linux-5b85b826b8925b3f1910b6613eb82c4df240a5b5.tar.xz linux-5b85b826b8925b3f1910b6613eb82c4df240a5b5.zip | |
nvme: also expose the namespace identification sysfs files for mpath nodes
We do this by adding a helper that returns the ns_head for a device that
can belong to either the per-controller or per-subsystem block device
nodes, and otherwise reuse all the existing code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to '')
| -rw-r--r-- | drivers/nvme/host/nvme.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index dd6ced664b45..895a4330dda0 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -396,6 +396,7 @@ int nvme_reset_ctrl(struct nvme_ctrl *ctrl); int nvme_delete_ctrl(struct nvme_ctrl *ctrl); int nvme_delete_ctrl_sync(struct nvme_ctrl *ctrl); +extern const struct attribute_group nvme_ns_id_attr_group; extern const struct block_device_operations nvme_ns_head_ops; #ifdef CONFIG_NVME_MULTIPATH |