From: Trond Myklebust <Trond.Myklebust@netapp.com>
To: Jeff Layton <jlayton@redhat.com>
Cc: Olga Kornievskaia <aglo@citi.umich.edu>,
"J. Bruce Fields" <bfields@fieldses.org>,
kwc@citi.umich.edu, linux-nfs@vger.kernel.org
Subject: Re: [RFC] new client gssd upcall
Date: Thu, 19 Jun 2008 13:06:22 -0400 [thread overview]
Message-ID: <1213895182.7120.13.camel@localhost> (raw)
In-Reply-To: <20080619114929.5c211ec9-RtJpwOs3+0O+kQycOl6kW4xkIHaj4LzF@public.gmane.org>
On Thu, 2008-06-19 at 11:49 -0400, Jeff Layton wrote:
> Because it's less code that we have to maintain. rpc_pipefs certainly works
> (and works fairly well), but we have so many upcall mechanisms in the
> kernel already. keyctl also has some nice features (automated cache
> timeouts, granular security, etc), and was designed with this sort of use
> in mind.
>
> I'm not saying that we absolutely need to scrap rpc_pipefs, but considering
> alternatives may mean less work for us all in the long run.
Talk about scrapping rpc_pipefs is premature, to say the least: I have
yet to see a plan for replacing the idmapd upcall. I have yet to see
working code that replaces the gss upcall and that works correctly in a
non-blocking environment.
--
Trond Myklebust
Linux NFS client maintainer
NetApp
Trond.Myklebust@netapp.com
www.netapp.com
next prev parent reply other threads:[~2008-06-19 17:10 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-13 22:50 [RFC] new client gssd upcall J. Bruce Fields
2008-06-13 22:50 ` [PATCH 1/5] rpc: remove unnecessary assignment J. Bruce Fields
2008-06-13 22:50 ` [PATCH 2/5] rpc: Use separate spinlock for cred locking in auth_gss.c J. Bruce Fields
2008-06-13 22:50 ` [PATCH 3/5] rpc: move in_downcall list to gss code J. Bruce Fields
2008-06-13 22:50 ` [PATCH 4/5] rpc: add an rpc_pipe_open method J. Bruce Fields
2008-06-13 22:50 ` [PATCH 5/5] rpc: add new gssd upcall pipe J. Bruce Fields
2008-06-14 16:07 ` Trond Myklebust
2008-06-14 17:36 ` J. Bruce Fields
2008-11-09 20:46 ` J. Bruce Fields
2008-06-14 16:01 ` [PATCH 3/5] rpc: move in_downcall list to gss code Trond Myklebust
2008-06-14 15:58 ` [PATCH 2/5] rpc: Use separate spinlock for cred locking in auth_gss.c Trond Myklebust
2008-06-14 17:45 ` J. Bruce Fields
2008-06-14 18:16 ` Trond Myklebust
2008-06-17 20:51 ` J. Bruce Fields
2008-06-17 21:34 ` Trond Myklebust
2008-06-17 22:06 ` J. Bruce Fields
2008-11-09 20:46 ` J. Bruce Fields
2008-11-09 21:04 ` text-based gss upcall J. Bruce Fields
2008-11-09 21:04 ` [PATCH 1/9] rpc: remove unnecessary assignment J. Bruce Fields
2008-11-09 21:04 ` [PATCH 2/9] rpc: factor out warning code from gss_pipe_destroy_msg J. Bruce Fields
2008-11-09 21:04 ` [PATCH 3/9] rpc: minor gss_alloc_msg cleanup J. Bruce Fields
2008-11-09 21:04 ` [PATCH 4/9] rpc: add an rpc_pipe_open method J. Bruce Fields
2008-11-09 21:04 ` [PATCH 5/9] rpc: call release_pipe only on last close J. Bruce Fields
2008-11-09 21:04 ` [PATCH 6/9] rpc: track number of users of the gss upcall pipe J. Bruce Fields
2008-11-09 21:04 ` [PATCH 7/9] rpc: use count of pipe openers to wait for first open J. Bruce Fields
2008-11-09 21:04 ` [PATCH 8/9] rpc: store pointer to pipe inode in gss upcall message J. Bruce Fields
2008-11-09 21:04 ` [PATCH 9/9] rpc: implement new upcall J. Bruce Fields
2008-11-10 19:11 ` [PATCH 5/9] rpc: call release_pipe only on last close Trond Myklebust
[not found] ` <1226344297.7599.41.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-11-10 19:49 ` J. Bruce Fields
2008-11-10 20:01 ` Trond Myklebust
[not found] ` <1226347279.7599.47.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-11-10 20:07 ` J. Bruce Fields
2008-11-10 20:11 ` Trond Myklebust
[not found] ` <1226347898.7599.49.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-11-10 20:17 ` J. Bruce Fields
2008-11-10 20:21 ` Trond Myklebust
[not found] ` <1226348515.7599.52.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-11-10 20:26 ` J. Bruce Fields
2008-11-10 20:37 ` J. Bruce Fields
2008-11-10 21:18 ` Trond Myklebust
[not found] ` <1226351883.7599.103.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-11-10 21:27 ` J. Bruce Fields
2008-11-10 20:35 ` [PATCH 4/9] rpc: add an rpc_pipe_open method Trond Myklebust
[not found] ` <1226349322.7599.59.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-11-10 20:37 ` J. Bruce Fields
2008-11-10 21:18 ` J. Bruce Fields
2008-11-10 21:48 ` Trond Myklebust
[not found] ` <1226353722.7599.105.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2008-11-10 21:56 ` J. Bruce Fields
2008-06-16 14:28 ` [RFC] new client gssd upcall Jeff Layton
[not found] ` <20080616102859.66fa6a34-RtJpwOs3+0O+kQycOl6kW4xkIHaj4LzF@public.gmane.org>
2008-06-17 21:36 ` J. Bruce Fields
2008-06-17 21:59 ` Trond Myklebust
2008-06-17 22:09 ` J. Bruce Fields
2008-06-18 11:51 ` Jeff Layton
2008-06-19 15:37 ` Olga Kornievskaia
2008-06-19 15:49 ` Jeff Layton
[not found] ` <20080619114929.5c211ec9-RtJpwOs3+0O+kQycOl6kW4xkIHaj4LzF@public.gmane.org>
2008-06-19 17:06 ` Trond Myklebust [this message]
2008-06-19 17:27 ` Jeff Layton
[not found] ` <20080619132720.6bce2bb9-RtJpwOs3+0O+kQycOl6kW4xkIHaj4LzF@public.gmane.org>
2008-06-19 18:13 ` Trond Myklebust
2008-06-19 19:11 ` Jeff Layton
-- strict thread matches above, loose matches on Subject: below --
2008-06-19 15:30 peter honeyman
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