Re: Finding an available fss device

[Taylor R Campbell <campbell+netbsd-tech-kern%mumble.net@localhost>]

> Date: Tue, 14 Aug 2018 11:16:44 +0200
> From: "J. Hannken-Illjes" <hannken%eis.cs.tu-bs.de@localhost>
> 
>    Problem here is backwards compatibility.  I have no idea what to
>    return for FSSIOCGET when the state is creating or destroying.

1. It would be a small improvement if waiting to acquire the lock, at
   least, were interruptible, like I suggested in an earlier message.

2. For a test-and-set, we could just rename it to OFSSIOCGET and
   introduce a new number for FSSIOCGET in netbsd-9 and beyond?