public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Rob Landley <rob@landley.net>
To: "Alexander E. Patrakov" <patrakov@ums.usu.ru>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: tmpfs (documentation?) bug
Date: Wed, 2 Nov 2005 16:57:26 -0600	[thread overview]
Message-ID: <200511021657.26627.rob@landley.net> (raw)
In-Reply-To: <436847DD.5050504@ums.usu.ru>

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

      parent reply	other threads:[~2005-11-03  1:36 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-02  5:00 tmpfs (documentation?) bug Alexander E. Patrakov
2005-11-02  5:02 ` Alexander E. Patrakov
2005-11-02 22:58   ` Rob Landley
2005-11-03 14:41     ` Hugh Dickins
2005-11-03 18:36       ` Rob Landley
2005-11-02 22:57 ` Rob Landley [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=200511021657.26627.rob@landley.net \
    --to=rob@landley.net \
    --cc=linux-kernel@vger.kernel.org \
    --cc=patrakov@ums.usu.ru \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox