[Libguestfs] [PATCH v2 1/3] docs: Clarify NBD_REPLY_TYPE_ERROR lengths

[Richard W.M. Jones]

On Fri, Mar 25, 2022 at 07:41:00AM -0500, Eric Blake wrote:
> Add explicit mention that human-readable error message strings must
> comply with the overall NBD string limits.
> 
> Signed-off-by: Eric Blake <eblake at redhat.com>
> ---
>  doc/proto.md | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/doc/proto.md b/doc/proto.md
> index 81ac755..bfebb5a 100644
> --- a/doc/proto.md
> +++ b/doc/proto.md
> @@ -1824,7 +1824,9 @@ remaining structured fields at the end.
>    be at least 6.  This chunk represents that an error occurred,
>    and the client MAY NOT make any assumptions about partial
>    success. This type SHOULD NOT be used more than once in a
> -  structured reply.  Valid as a reply to any request.
> +  structured reply.  Valid as a reply to any request.  Note that
> +  *message length* MUST NOT exceed the 4096 bytes string length
> +  limit.

ACK

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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