[LTP] [PATCH v2 01/10] Rewrite mesgq_nstest.c using new LTP API

Cyril Hrubis chrubis@suse.cz
Tue Mar 15 13:38:30 CET 2022


Hi!
> > And technically it would be best to call the msgget() with IPC_PRIVATE
> > and then get the key by msgctl() IPC_STAT.
> According with documentation and examples, msgget() is mostly used with 
> IPC_CREAT . What's the advantage of using IPC_PRIVATE in this case?

If you pass IPC_PRIVATE instead of the hardcoded key kernel will pick an
unused key for you, that's all.

-- 
Cyril Hrubis
chrubis@suse.cz


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