[Lustre-discuss] What does ldlm AST mean?

[Ken Hornstein]

>When I was reading source codes of ldlm, the term "AST" puzzled me. I think
>it means callback, but what is its full name?

Asynchronous software trap.  If it makes you feel any better, I had to
ask as well :-/  I was told the term dates back from VMS.

Hm, some quick Googling suggests that it may really mean Asynchronous
SYSTEM Trap; it's possible I misheard or misremember what someone told me.

http://en.wikipedia.org/wiki/Asynchronous_System_Trap

--Ken