Re: [PATCH v3 3/5] tracing: Update synth command errors

From: Steven Rostedt
Date: Mon Dec 07 2020 - 20:14:24 EST


On Mon, 26 Oct 2020 10:06:11 -0500
Tom Zanussi <zanussi@xxxxxxxxxx> wrote:

> Since array types are handled differently, errors referencing them
> also need to be handled differently. Add and use a new
> INVALID_ARRAY_SPEC error. Also add INVALID_CMD and INVALID_DYN_CMD to
> catch and display the correct form for badly-formed commands, which
> can also be used in place of CMD_INCOMPLETE, which is removed, and
> remove CMD_TOO_LONG, since it's no longer used.
>
> Signed-off-by: Tom Zanussi <zanussi@xxxxxxxxxx>
> ---

Unfortunately, this patch series breaks user space.

I already have scripts that do the histograms, and I'm sure others may
have that too, and if we change how synthetic events are created, it
will break them.

What's the rationale for the new delimiters?

-- Steve