ABI version on build machine and target machine

[Stephen Hemminger]

On Tue, 20 Sep 2022 16:24:52 +0200
Antonio Di Bacco <a.dibacco.ks at gmail.com> wrote:

> I have an application that is built with version 21.11.0 of the DPDK (ABI22).
> Now I run the application  on a target machine that has 21.11.2
> installed, then the same ABI.
> 
> How can I be sure that the DPDK inlined source code in 21.11.0 is the
> same or compatible with that in 21.11.2?
> I mean, if an inline function in version 21.11.0 has changed in
> 21.11.2, could I see problems?
> 
> Is this important or the fact that the two DPDKs have the same ABI
> grants that everything will work?

yes. Especially for bugfix (ie stable) releases.
The only thing is that if a bug fix is done in an inline in 21.11.2
then obviously you have to build with that version to get it.