Subject: Re: dev/audiobell.c proposal
To: Perry E. Metzger <>
From: Lennart Augustsson <>
List: tech-kern
Date: 01/12/2004 00:06:58
Perry E. Metzger wrote:
> Sure, but why not just always do that and have the device multiple open?

The current device driver arch. makes it very difficult to write
drivers that support multiple opens.  The problem is that the device
open routine as called on every opne, but close is only called on the
last close.  So trying to do book keeping on what's in use is hard.

	-- Lennart