libnvme\_get\_logical\_block\_size(9) libnvme API manual libnvme\_get\_logical\_block\_size(9)

# [NAME](#NAME)

libnvme\_get\_logical\_block\_size - Retrieve block size

# [SYNOPSIS](#SYNOPSIS)

**int libnvme\_get\_logical\_block\_size** **(struct libnvme\_transport\_handle \*hdl ,** **\_\_u32 nsid ,** **int \*blksize );**

# [ARGUMENTS](#ARGUMENTS)

[hdl](#hdl)

Transport handle

[nsid](#nsid)

Namespace id

[blksize](#blksize)

Pointer to where the block size will be set on success

# [RETURN](#RETURN)

0 on success, the nvme command status if a response was received (see *enum nvme\_status\_field*) or a negative error otherwise.

libnvme\_get\_logical\_block\_size September 2026

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Document: libnvme_get_logical_block_size-libnvme3(2) from nvme-cli 3.1-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli