Re: NFS compatibility problem with pipes

From: Heinrich Rebehn (rebehn@comm.uni-bremen.de)
Date: Tue Feb 08 2000 - 02:49:09 EST


Ion Badulescu wrote:
>
> On Mon, 7 Feb 2000, David Malone wrote:
>
> > Couldn't it behave as a named pipe would in the local filesystem?
> > I'm sure I've seen this work elsewhere? (Not that that means it's
> > the correct thing to do, but...)
>
> It would work if 1. you used 2.0.36+ (*not* 2.2) or 2. you had a unfsd
> server (not sure about knfsd though, so this could become "if you have a
> linux server").
>
> It's as simple as this: NFSv2 doesn't know about named pipes and people
> have hacked their way around this limitation. It just happens that linux
> chose a different hack than everybody else.

What made me wonder, is the fact that i created the pipe from the Linux
box and the so created pipe is correctly recognized by the FreeBSD
server. But The Linux box sees a char<255,255> node.

>
> I had at some point a patch for 2.1.something which made linux use
> char<255,255> as the NFSv2 encoding for a named pipe. I'll see if I can
> get it to work with 2.2, but it'll have to wait until tonight when I get
> back home. :)
>
That would be nice, thanks
> Ion
Heinrich

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