[dm-devel] [PATCH v4 2/4] Documentation: dm-integrity: Document the meaning of "buffer".

Bagas Sanjaya bagasdotme at gmail.com
Tue Jun 6 02:18:32 UTC 2023


On Sun, Jun 04, 2023 at 10:08:51PM -0700, Russell Harmon wrote:
> +Accesses to the on-disk metadata area containing checksums (aka tags) are
> +buffered using dm-bufio. When an access to any given metadata area
> +occurs, each unique metadata area gets its own buffer(s). The buffer size
> +is capped at the size of the metadata area, but may be smaller, thereby
> +requiring multiple buffers to represent the full metadata area. A smaller
> +buffer size will produce a smaller resulting read/write operation to the
> +metadata area for small reads/writes. The metadata is still read even in
> +a full write to the data covered by a single buffer.
> +

LGTM, thanks!

Reviewed-by: Bagas Sanjaya <bagasdotme at gmail.com>

-- 
An old man doll... just what I always wanted! - Clara
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