Understanding why getaddrinfo_a and __gai_enqueue_request use recursive locks

[Hal Murray]

carlos@redhat.com said:
> * Look to see if have a reasonable test that exercises this code path,
>   and if not add one (I think there are tests already that cover this
>   area of code). 

Are there any tools that scan source code to check for this sort of thing?

I think you would need a way to annotate helper functions as needing a lock 
and specify the lock.  It may also take annotations in the caller function.


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