Linux NFS development
 help / color / mirror / Atom feed
From: "J. Bruce Fields" <bfields@fieldses.org>
To: Christoph Hellwig <hch@infradead.org>
Cc: nfs@lists.sourceforge.net,
	Pierre Ossman
	<drzeus-list-p3sGCRWkH8CeZLLa646FqQ@public.gmane.org>
Subject: Re: [NFS] -EXDEV between mounts that are same fs
Date: Sun, 10 Feb 2008 13:10:53 -0500	[thread overview]
Message-ID: <20080210181053.GD25571@fieldses.org> (raw)
In-Reply-To: <20080210155923.GA15345@infradead.org>

On Sun, Feb 10, 2008 at 10:59:23AM -0500, Christoph Hellwig wrote:
> On Sun, Feb 10, 2008 at 10:57:33AM -0500, J. Bruce Fields wrote:
> > To get the equivalent of subtree checking, we also need a reference from
> > each inode back to the subvolume it belongs to, so we can determine the
> > subvolume from a filehandle.  I assume that's a more intrusive change.
> 
> XFS actually has the infrastructure for that by having a project id
> that's inheritable to child directories/files.  But to actuall make
> that useable we'd have to encode it in the fsid.  I must admit
> I haven't thought that far yet.

It'd be useful for nfsd.  So if you have any design notes or anything
I'd be interested.

--b.

-------------------------------------------------------------------------
This SF.net email is sponsored by: Microsoft
Defy all challenges. Microsoft(R) Visual Studio 2008.
http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/
_______________________________________________
NFS maillist  -  NFS@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/nfs
_______________________________________________
Please note that nfs@lists.sourceforge.net is being discontinued.
Please subscribe to linux-nfs@vger.kernel.org instead.
    http://vger.kernel.org/vger-lists.html#linux-nfs


  reply	other threads:[~2008-02-10 18:11 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-09 19:05 [NFS] -EXDEV between mounts that are same fs Pierre Ossman
     [not found] ` <20080209200503.6a11e88b-mgABNEgzgxm+PRNnhPf8W5YgPPQkE1Si@public.gmane.org>
2008-02-09 19:10   ` J. Bruce Fields
2008-02-09 20:35     ` Pierre Ossman
     [not found]       ` <20080209213511.59ff4e2c-mgABNEgzgxm+PRNnhPf8W5YgPPQkE1Si@public.gmane.org>
2008-02-09 20:40         ` Trond Myklebust
     [not found]           ` <1202589611.11035.0.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-02-09 20:57             ` Pierre Ossman
2008-02-09 23:14         ` J. Bruce Fields
2008-02-10 12:12           ` Pierre Ossman
     [not found]             ` <20080210131224.1d4ae39f-mgABNEgzgxm+PRNnhPf8W5YgPPQkE1Si@public.gmane.org>
2008-02-10 15:26               ` J. Bruce Fields
2008-02-10 15:33                 ` Christoph Hellwig
2008-02-10 15:57                   ` J. Bruce Fields
2008-02-10 15:59                     ` Christoph Hellwig
2008-02-10 18:10                       ` J. Bruce Fields [this message]
2008-02-10 18:21                         ` Christoph Hellwig
2008-02-11 16:21                           ` J. Bruce Fields
2008-02-12  4:54                             ` Christoph Hellwig
2008-02-09 20:03   ` Trond Myklebust

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=20080210181053.GD25571@fieldses.org \
    --to=bfields@fieldses.org \
    --cc=drzeus-list-p3sGCRWkH8CeZLLa646FqQ@public.gmane.org \
    --cc=hch@infradead.org \
    --cc=nfs@lists.sourceforge.net \
    /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