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nvme: add Metadata Capabilities enumerations

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The enumerations will be used to expose the namespace metadata format by
the target.

Suggested-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Israel Rukshin <israelr@mellanox.com>
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Israel Rukshin 2020-05-19 17:06:00 +03:00 committed by Christoph Hellwig
parent 136cc1ffcf
commit 39481fbd14
1 changed files with 6 additions and 0 deletions
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6
include/linux/nvme.h
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@ -420,6 +420,12 @@ enum {
NVME_NS_DPS_PI_TYPE3 = 3,
};
/* Identify Namespace Metadata Capabilities (MC): */
enum {
NVME_MC_EXTENDED_LBA = (1 << 0),
NVME_MC_METADATA_PTR = (1 << 1),
};
struct nvme_ns_id_desc {
__u8 nidt;
__u8 nidl;