libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

enum nvme\_nvm\_id\_ns\_lbstm - Logical Block Storage Tag Mask

# [SYNOPSIS](#SYNOPSIS)

enum nvme\_nvm\_id\_ns\_lbstm {  
**NVME\_NVM\_LBSTM\_DEALLOCATED\_SHIFT** ,  
**NVME\_NVM\_LBSTM\_DEALLOCATED\_MASK** ,  
**NVME\_NVM\_LBSTM\_WRITTEN\_SHIFT** ,  
**NVME\_NVM\_LBSTM\_WRITTEN\_MASK**

};

# [Constants](#Constants)

[NVME\_NVM\_LBSTM\_DEALLOCATED\_SHIFT](#NVME_NVM_LBSTM_DEALLOCATED_SHIFT)

Shift amount to get Deallocated/Unwritten Logical Block error time

[NVME\_NVM\_LBSTM\_DEALLOCATED\_MASK](#NVME_NVM_LBSTM_DEALLOCATED_MASK)

Mask to get Deallocated/Unwritten Logical Block error time

[NVME\_NVM\_LBSTM\_WRITTEN\_SHIFT](#NVME_NVM_LBSTM_WRITTEN_SHIFT)

Shift amount to get Written Logical Block error time

[NVME\_NVM\_LBSTM\_WRITTEN\_MASK](#NVME_NVM_LBSTM_WRITTEN_MASK)

Mask to get Written Logical Block error time

enum nvme\_nvm\_id\_ns\_lbstm October 2026

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Document: nvme_nvm_id_ns_lbstm-libnvme3(2) from nvme-cli 3.2-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli