Re: mkfifo in 2.0.36 NFS client

Alan Cox (alan@lxorguk.ukuu.org.uk)
Tue, 16 Mar 1999 19:38:44 +0000 (GMT)


> I had a bug report about mkfifo not working on a 2.0.36 nfs client.

Understand that fifo's are not defined in NFSv2.

> What I understand is that if the mode of the mknod is S_IFIFO, the mode
> passed to the server will be S_IFCHR and it the server will fail to create
> the chr dev (not the fifo), _then_ we'll revert to really request the
> server to create a fifo.

Yes

> admin of our University) is exectly that if he runs mkfifo on the 2.0.36
> NFS client, a chrdev is generated on the server (while both 2.0.35 and
> 2.2.3 are creating a fifo).

If its done non root his server is buggy. There is a convention about
char 255,255 being a fifo. Thats what this is all about

Alan

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