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| author | Max Gurtovoy <maxg@mellanox.com> | 2020-05-19 17:05:50 +0300 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2020-05-27 07:12:38 +0200 |
| commit | b29f84857a0f1cb4355363d0307d2b83897e8955 (patch) | |
| tree | 353aed23ad79f242b2276c38467f6836ed8c7b03 /drivers/nvme/host/nvme.h | |
| parent | ffc89b1d3ca45669e8d2226f5fd4dde756f7ad17 (diff) | |
| download | linux-b29f84857a0f1cb4355363d0307d2b83897e8955.tar.bz2 | |
nvme: introduce NVME_NS_METADATA_SUPPORTED flag
This is a preparation for adding support for metadata in fabric
controllers. New flag will imply that NVMe namespace supports getting
metadata that was originally generated by host's block layer.
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Israel Rukshin <israelr@mellanox.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/nvme/host/nvme.h')
| -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 58ae6ebdc63a..9ed6a3dac537 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -366,6 +366,7 @@ struct nvme_ns_head { enum nvme_ns_features { NVME_NS_EXT_LBAS = 1 << 0, /* support extended LBA format */ + NVME_NS_METADATA_SUPPORTED = 1 << 1, /* support getting generated md */ }; struct nvme_ns { |