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sed: fixing SID and MSID reporting#3378

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bbain:fixing-sed-sid-msid-output
Open

sed: fixing SID and MSID reporting#3378
bbain wants to merge 1 commit into
linux-nvme:masterfrom
bbain:fixing-sed-sid-msid-output

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@bbain
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@bbain bbain commented May 19, 2026

The bit that reports SID and MSID equality is zero when they are equal and one when they are not.

The bit that reports SID and MSID equality is zero when they are equal and
one when they are not.

Signed-off-by: Brenden Bain <brenden.bain@gmail.com>
@bbain
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bbain commented May 19, 2026

From TCG Storage Feature Set: Block SID Authentication:

4.1.1.2 SID Value State

This field specifies whether the C_PIN_SID object’s PIN column value is equal to the C_PIN_MSID object’s PIN
column value.

This bit SHALL be cleared to zero if the C_PIN_SID object’s PIN column value is equal to the C_PIN_MSID object’s
PIN column value.

This bit SHALL be set to one if the C_PIN_SID object’s PIN column value is not equal to the C_PIN_MSID object’s
PIN column value.

This was displaying incorrectly for me. Confused my when setting up the drive. Only really clicked once I enabled Opal and changed the SID value and it was still reported as being the same.

@igaw
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igaw commented May 28, 2026

Looks good to me. Let me add Greg who maintains the sed plugin.

@gjoyce-ibm

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2 participants