From: Trond Myklebust <trond.myklebust@fys.uio.no>
To: Jeff Layton <jlayton@redhat.com>
Cc: Chuck Lever <chuck.lever@oracle.com>,
linux-nfs@vger.kernel.org, steved@redhat.com
Subject: Re: [PATCH] mount.nfs: prefer IPv4 addresses over IPv6 (try #2)
Date: Tue, 19 Jan 2010 15:51:44 -0500 [thread overview]
Message-ID: <1263934304.4920.4.camel@localhost> (raw)
In-Reply-To: <20100119153826.67dd97a5-9yPaYZwiELC+kQycOl6kW4xkIHaj4LzF@public.gmane.org>
On Tue, 2010-01-19 at 15:38 -0500, Jeff Layton wrote:
> On Tue, 19 Jan 2010 10:43:34 -0500
> Chuck Lever <chuck.lever@oracle.com> wrote:
> > I think that doesn't describe this workaround adequately. This is a
> > temporary crutch that prevents us from using IPv6 if "proto=" isn't
> > specified. The underlying problem here is that nfs_lookup() returns
> > just one address.
> >
>
> Yes. The best solution would be to somehow try all addresses in the
> list until one works. That's a larger project however and we'll
> probably need some significant kernel changes to handle that anyway.
Why would that involve kernel changes? I'm assuming that we can just
retry the mount call if we see that the server isn't listening on a
particular ip address+port combination.
Cheers
Trond
next prev parent reply other threads:[~2010-01-19 20:51 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-19 13:27 [PATCH] mount.nfs: prefer IPv4 addresses over IPv6 (try #2) Jeff Layton
2010-01-19 15:43 ` Chuck Lever
2010-01-19 20:38 ` Jeff Layton
[not found] ` <20100119153826.67dd97a5-9yPaYZwiELC+kQycOl6kW4xkIHaj4LzF@public.gmane.org>
2010-01-19 20:51 ` Trond Myklebust [this message]
2010-01-19 21:06 ` Chuck Lever
2010-01-20 13:13 ` Jeff Layton
2010-01-20 13:29 ` Jeff Layton
2010-01-20 15:36 ` Chuck Lever
2010-01-20 16:34 ` Jeff Layton
[not found] ` <20100120113422.6071bfbd-9yPaYZwiELC+kQycOl6kW4xkIHaj4LzF@public.gmane.org>
2010-01-20 19:09 ` Chuck Lever
2010-01-21 19:15 ` J. Bruce Fields
2010-01-21 19:37 ` Chuck Lever
2010-01-21 19:57 ` J. Bruce Fields
2010-01-21 20:28 ` Chuck Lever
2010-01-21 21:52 ` J. Bruce Fields
2010-01-23 12:54 ` NFS/IPv6 servers on GNU/Linux? Ivan Shmakov
[not found] ` <87y6jp56cw.fsf-Hr8DDCuc/255On46OghOUKxOck334EZe@public.gmane.org>
2010-01-23 14:30 ` Jeff Layton
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