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From: Christoph Hellwig <hch@lst.de>
To: David Howells <dhowells@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>,
	Andrew Morton <akpm@linux-foundation.org>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	linux-kernel@vger.kernel.org, linux-afs@lists.infradead.org,
	netdev@vger.kernel.org, Alexey Dobriyan <adobriyan@gmail.com>
Subject: Re: [PATCH 20/39] afs: simplify procfs code
Date: Tue, 24 Apr 2018 16:12:48 +0200	[thread overview]
Message-ID: <20180424141248.GA26136@lst.de> (raw)
In-Reply-To: <22726.1524227374@warthog.procyon.org.uk>

On Fri, Apr 20, 2018 at 01:29:34PM +0100, David Howells wrote:
> David Howells <dhowells@redhat.com> wrote:
> 
> > > Use remove_proc_subtree to remove the whole subtree on cleanup, and
> > > unwind the registration loop into individual calls.  Switch to use
> > > proc_create_seq where applicable.
> > 
> > Note that this is likely going to clash with my patch to net-namespace all of
> > the afs proc files:
> > 
> > 	https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/commit/?h=mount-context&id=f60c26c827c073583107ebf19d87bc5c0e71c3d2
> > 
> > If it helps, I should be able to disentangle this from the mount-api changes
> > since the subsequent patch connects the dots to propagate the network
> > namespace over automount using the new fs_context to do it.
> 
> Okay, I'll follow up this mail with a pair of patches to just use network
> namespacing in AFS.  The first exports a function from core code only; the
> second is the actual modifications to AFS.

I don't think you should need any of these.  seq_file_net or
seq_file_single_net will return you the net_ns based on a struct
seq_file.  And even from your write routines you can reach the
seq_file in file->private pretty easily.

  reply	other threads:[~2018-04-24 14:12 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-19 12:41 simplify procfs code for seq_file instances Christoph Hellwig
2018-04-19 12:41 ` [PATCH 01/39] net/can: single_open_net needs to be paired with single_release_net Christoph Hellwig
2018-04-19 12:41 ` [PATCH 02/39] proc: introduce proc_create_seq{,_data} Christoph Hellwig
2018-04-19 18:41   ` Alexey Dobriyan
2018-04-24 14:29     ` Christoph Hellwig
2018-04-19 12:41 ` [PATCH 03/39] proc: introduce proc_create_seq_private Christoph Hellwig
2018-04-19 14:18   ` Dan Carpenter
2018-04-24 14:19     ` Christoph Hellwig
2018-04-19 18:50   ` Alexey Dobriyan
2018-04-24 14:29     ` Christoph Hellwig
2018-04-19 12:41 ` [PATCH 04/39] proc: introduce proc_create_single{,_data} Christoph Hellwig
2018-04-19 12:41 ` [PATCH 05/39] ipv{4, 6}/udp{, lite}: simplify proc registration Christoph Hellwig
2018-04-19 12:41 ` [PATCH 06/39] ipv{4, 6}/tcp: simplify procfs registration Christoph Hellwig
2018-04-19 12:41 ` [PATCH 07/39] ipv{4, 6}/ping: simplify proc file creation Christoph Hellwig
2018-04-19 12:41 ` [PATCH 08/39] ipv{4,6}/raw: simplify ѕeq_file code Christoph Hellwig
2018-04-19 12:41 ` [PATCH 09/39] ipv6/flowlabel: simplify pid namespace lookup Christoph Hellwig
2018-04-19 12:41 ` [PATCH 10/39] net/kcm: simplify proc registration Christoph Hellwig
2018-04-19 12:41 ` [PATCH 11/39] netfilter/x_tables: simplify ѕeq_file code Christoph Hellwig
2018-04-19 12:41 ` [PATCH 12/39] net: move seq_file_single_net to <linux/seq_file_net.h> Christoph Hellwig
2018-04-19 12:41 ` [PATCH 13/39] proc: introduce proc_create_net{,_data} Christoph Hellwig
2018-04-19 12:41 ` [PATCH 14/39] proc: introduce proc_create_net_single Christoph Hellwig
2018-04-19 18:44   ` Alexey Dobriyan
2018-04-19 12:41 ` [PATCH 15/39] acpi/battery: simplify procfs code Christoph Hellwig
2018-04-22  9:42   ` Rafael J. Wysocki
2018-04-19 12:41 ` [PATCH 16/39] ipmi: " Christoph Hellwig
2018-04-19 15:29   ` Corey Minyard
2018-04-24 14:16     ` Christoph Hellwig
2018-04-19 12:41 ` [PATCH 17/39] sgi-gru: " Christoph Hellwig
2018-04-19 12:41 ` [PATCH 18/39] megaraid: " Christoph Hellwig
2018-04-19 12:41 ` [PATCH 19/39] sg: " Christoph Hellwig
2018-04-19 12:41 ` [PATCH 20/39] afs: " Christoph Hellwig
2018-04-19 12:41 ` [PATCH 21/39] ext4: " Christoph Hellwig
2018-04-19 12:41 ` [PATCH 22/39] jfs: " Christoph Hellwig
2018-04-19 12:41 ` [PATCH 23/39] staging/rtl8192u: " Christoph Hellwig
2018-04-19 12:41 ` [PATCH 24/39] resource: switch to proc_create_seq_data Christoph Hellwig
2018-04-19 12:41 ` [PATCH 25/39] drbd: switch to proc_create_single Christoph Hellwig
2018-04-19 12:41 ` [PATCH 26/39] rtc/proc: switch to proc_create_single_data Christoph Hellwig
2018-04-19 13:10   ` Alexandre Belloni
2018-04-24 14:15     ` Christoph Hellwig
2018-04-19 12:41 ` [PATCH 27/39] bonding: switch to proc_create_seq_data Christoph Hellwig
2018-04-19 12:41 ` [PATCH 28/39] hostap: switch to proc_create_{seq,single}_data Christoph Hellwig
2018-04-19 12:41 ` [PATCH 29/39] neigh: switch to proc_create_seq_data Christoph Hellwig
2018-04-19 12:41 ` [PATCH 30/39] netfilter/xt_hashlimit: switch to proc_create_{seq,single}_data Christoph Hellwig
2018-04-19 12:41 ` [PATCH 31/39] netfilter/x_tables: switch to proc_create_seq_private Christoph Hellwig
2018-04-19 12:41 ` [PATCH 32/39] bluetooth: switch to proc_create_seq_data Christoph Hellwig
2018-04-19 12:41 ` [PATCH 33/39] atm: simplify procfs code Christoph Hellwig
2018-04-19 12:41 ` [PATCH 34/39] atm: switch to proc_create_seq_private Christoph Hellwig
2018-04-19 12:41 ` [PATCH 35/39] isdn: replace ->proc_fops with ->proc_show Christoph Hellwig
2018-04-19 12:41 ` [PATCH 36/39] proc: don't detour through seq->private to get the inode Christoph Hellwig
2018-04-19 12:41 ` [PATCH 37/39] ide: remove ide_driver_proc_write Christoph Hellwig
2018-04-19 12:41 ` [PATCH 38/39] ide: replace ->proc_fops with ->proc_show Christoph Hellwig
2018-04-19 12:41 ` [PATCH 39/39] tty: " Christoph Hellwig
2018-04-19 13:00 ` [PATCH 20/39] afs: simplify procfs code David Howells
2018-04-19 18:57 ` simplify procfs code for seq_file instances Alexey Dobriyan
2018-04-24 14:23   ` Christoph Hellwig
2018-04-24 15:19     ` Andrew Morton
     [not found]       ` <20180424081916.e94ca8463fb3c39ebc082bdd-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2018-04-24 16:06         ` Christoph Hellwig
2018-04-25 21:24           ` Alexey Dobriyan
2018-04-20 12:29 ` [PATCH 20/39] afs: simplify procfs code David Howells
2018-04-24 14:12   ` Christoph Hellwig [this message]
2018-04-30 14:37   ` David Howells
2018-04-20 12:31 ` [PATCH 01/02] net: Export get_proc_net() David Howells
2018-04-20 12:32 ` [PATCH 02/02] afs: Implement namespacing David Howells

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