Date: Sat, 20 Sep 1997 11:32:17 -0600 (MDT) From: Nate Williams <nate@mt.sri.com> To: "Jamil J. Weatherbee" <jamil@counterintelligence.ml.org> Cc: freebsd-hackers@freebsd.org Subject: Re: UserLand Device Driver Thingys Message-ID: <199709201732.LAA24068@rocky.mt.sri.com> In-Reply-To: <Pine.BSF.3.96.970919194628.263C-100000@counterintelligence.ml.org> References: <Pine.BSF.3.96.970919194628.263C-100000@counterintelligence.ml.org>
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> Why is it so impossible to have an arbitruary interrupt passed to a > userland process, very much like a signal? It's not impossible, it's too darn slow crossing so many boundaries? And, you *never* want an userland program to call cli. > It would be nice to be able to > write device drivers that could open sockets and make data available on > the network in an arbitruary way. See the 'tun' device, it does this for you already. Nate
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