Re: [PATCHv2 7/7] nvme: add support for enhanced metadata

From: Martin K. Petersen
Date: Wed Feb 02 2022 - 10:48:03 EST



Keith,

> For type1 and 2, I believe tag_size refers to the "application" tag,
> which is 2 bytes here.

Yep.

> The reason it is 8 bytes for type3 is because there is no ref tag, so
> that portion of the metadata becomes part of the opaque application
> tag_size.

Correct.

--
Martin K. Petersen Oracle Linux Engineering