[DTrace-devel] [PATCH 4/4] options: discontinue -xversion=V as a valid option

[Alan Maguire]

On 17/12/2025 05:10, Kris Van Hees via DTrace-devel wrote:
> DTrace allowed setting a previous version to operate in compatibility
> mode.  Unfortunately, it was not fully implemented.  Translators are
> not really versioned, and if a translator uses an identifier that does
> not exist in the version specified in -xversion=V, data structures end
> up corrupted.
> 
> Since the usefulness of -xversion=V seems to be less than the effort
> needed to rectify the implementation, we are no longer supporting this
> option.
> 
> Signed-off-by: Kris Van Hees <kris.van.hees at oracle.com>

wow, never even noticed this existed!

Reviewed-by: Alan Maguire <alan.maguire at oracle.com>