From: Al Viro <viro@ZenIV.linux.org.uk>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Trond Myklebust <Trond.Myklebust@netapp.com>,
linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 1/4] VFS: Add a VFS helper function vfs_remote_path_lookup()
Date: Thu, 2 Apr 2009 21:28:47 +0100 [thread overview]
Message-ID: <20090402202846.GM28946@ZenIV.linux.org.uk> (raw)
In-Reply-To: <alpine.LFD.2.00.0904021312560.4130@localhost.localdomain>
On Thu, Apr 02, 2009 at 01:17:47PM -0700, Linus Torvalds wrote:
>
>
> On Thu, 2 Apr 2009, Al Viro wrote:
> >
> > *growl*
> >
> > Right, we are out of clone() flags, thanks to namespace-of-the-week
> > insanity by openvz bunch ;-/
>
> I really think "clone()" is the wrong kind of granularity, and much too
> big a hammer.
>
> You never answered my suggestion about passing in namespace details to the
> open routines in nameidata. I don't think it actually needs the whole
> thing, the only thing (I _think_) it cares about ends up being just the
> root/cwd.
The thing is, it wants more - it wants to mount stuff there. Which means
that we really want current switched to it, or the normal check_mnt()
logics will screw you.
I don't have too serious objections against having a reference to namespace
in nameidata, but I really doubt that it'll be enough here.
next prev parent reply other threads:[~2009-04-02 20:28 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-31 18:52 [PATCH 0/4] Allow NFS to use ordinary path lookup when mounting NFSv4 Trond Myklebust
[not found] ` <cover.1238525532.git.Trond.Myklebust-HgOvQuBEEgTQT0dZR+AlfA@public.gmane.org>
2009-03-11 19:50 ` [PATCH 1/4] VFS: Add a VFS helper function vfs_remote_path_lookup() Trond Myklebust
[not found] ` <3f1264127d431f695be25b940b477e3d287edc68.1238525532.git.Trond.Myklebust-HgOvQuBEEgTQT0dZR+AlfA@public.gmane.org>
2009-03-31 21:40 ` Linus Torvalds
2009-03-31 22:37 ` Trond Myklebust
2009-03-31 22:43 ` Linus Torvalds
[not found] ` <alpine.LFD.2.00.0903311540120.6474-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-03-31 23:38 ` Trond Myklebust
2009-04-01 0:16 ` Linus Torvalds
[not found] ` <alpine.LFD.2.00.0903311715110.4130-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-04-01 0:51 ` Trond Myklebust
[not found] ` <1238547065.28445.178.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2009-04-01 1:04 ` Linus Torvalds
[not found] ` <1238539079.28445.103.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2009-03-31 22:49 ` Trond Myklebust
2009-04-01 2:15 ` Al Viro
2009-04-01 13:06 ` Trond Myklebust
[not found] ` <1238616394.24360.2.camel@heimdal.trondhjem.org>
[not found] ` <20090401202629.GG28946@ZenIV.linux.org.uk>
[not found] ` <1238628133.24360.51.camel@heimdal.trondhjem.org>
[not found] ` <20090401233252.GH28946@ZenIV.linux.org.uk>
[not found] ` <1238629407.19782.5.camel@heimdal.trondhjem.org>
[not found] ` <20090402191709.GJ28946@ZenIV.linux.org.uk>
[not found] ` <1238700874.16087.42.camel@heimdal.trondhjem.org>
2009-04-02 19:52 ` Al Viro
2009-04-02 19:57 ` Al Viro
2009-04-02 20:17 ` Linus Torvalds
2009-04-02 20:28 ` Al Viro [this message]
2009-04-02 20:45 ` Trond Myklebust
2009-04-02 20:54 ` Al Viro
2009-04-02 20:56 ` Al Viro
2009-04-02 21:10 ` Trond Myklebust
2009-04-02 22:16 ` Trond Myklebust
2009-04-02 23:18 ` Al Viro
2009-04-03 1:09 ` Al Viro
2009-04-03 1:52 ` Al Viro
2009-04-03 1:53 ` Al Viro
2009-04-03 19:13 ` Trond Myklebust
2009-04-05 2:25 ` Al Viro
2009-03-11 19:50 ` [PATCH 2/4] NFSv4: Use vfs_path_lookup() instead of nfs4_path_walk() Trond Myklebust
2009-03-11 19:50 ` [PATCH 4/4] NFS: Correct the NFS mount path when following a referral Trond Myklebust
2009-03-11 19:50 ` [PATCH 3/4] NFS: Fix nfs_path() to always return a '/' at the beginning of the path Trond Myklebust
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