Re: [PATCH v1 1/3] virt: tsm: Document size limits for outblob attributes

From: dan.j.williams

Date: Tue Feb 10 2026 - 21:15:34 EST


Kuppuswamy Sathyanarayanan wrote:
> The configfs-tsm-report interface can fail with -EFBIG when the
> attestation report generated by a TSM provider exceeds internal
> maximums (TSM_REPORT_OUTBLOB_MAX). However, this error condition and
> its handling are not currently documented in the ABI.
>
> Userspace tools need to understand how to interpret various error
> conditions when reading attestation reports.
>
> Document that reads fail with -EFBIG when reports exceed size limits,
> with guidance on how to resolve them.
>
> Reviewed-by: Fang Peter <peter.fang@xxxxxxxxx>
> Signed-off-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>

Looks good, I will change the subject to:

"configfs-tsm-report: Document size limits for outblob attributes"