Re: tmpfs (documentation?) bug

From: Rob Landley
Date: Wed Nov 02 2005 - 20:37:04 EST


On Tuesday 01 November 2005 23:00, Alexander E. Patrakov wrote:
> Hello,
>
> Documentation/filesystems/tmpfs.c currently says:
>
> If nr_blocks=0 (or size=0), blocks will not be limited in that instance;
> if nr_inodes=0, inodes will not be limited.
>
> However, mounting a tmpfs with "mount -t tmpfs -o size=0 tmpfs
> /root/tmpfs" results in a tmpfs where only zero-sized files can live. So
> either this behaviour should be fixed to be in accordance with the
> documentation, or the documentation should reflect the current behaviour.

I like this behavior. Please keep this behavior. A dynamic /dev on tmpfs
should _only_ have dentries (device nodes and symlinks), no actual files.
I have a system that's currently using this to enforce that...

Rob
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