From: ebiederm@xmission•com (Eric W. Biederman)
To: Kay Sievers <kay.sievers@vrfy•org>
Cc: Greg KH <greg@kroah•com>, Greg KH <gregkh@suse•de>,
Johannes Berg <johannes@sipsolutions•net>,
Andrew Morton <akpm@linux-foundation•org>,
"Rafael J. Wysocki" <rjw@sisk•pl>,
"Maciej W. Rozycki" <macro@linux-mips•org>,
netdev <netdev@vger•kernel.org>
Subject: Re: [PATCH] Driver-core: Fix bluetooth network device rename regression
Date: Wed, 28 Jul 2010 00:57:16 -0700 [thread overview]
Message-ID: <m1ocdsox7n.fsf@fess.ebiederm.org> (raw)
In-Reply-To: <AANLkTikoLQMH5LZCgKmQivTrtvtCf8oksk-HwBQQ+Tte@mail.gmail.com> (Kay Sievers's message of "Wed\, 28 Jul 2010 07\:26\:15 +0200")
Kay Sievers <kay.sievers@vrfy•org> writes:
> Yeah, but most of these things we should have fixed over the last
> years. There is no single WAIT_FOR instruction left in udev rules. :)
Last time I looked there were quite a few attributes that were still
getting created late. I would not be surprised if the common case
works fine, but I know of a least one and I think a couple of weird
cases that still have to do unpleasant things.
Still that is a project for another time.
>> At the subsystem level bus devices look better.
>> At the individual device level bus devices stacked on bus devices
>> appear to be a namespace disaster.
>
> They are usually created by the same code, in many cases by the same
> drivers, and have not been a real problem so far. As you said, network
> devices are special here, because of the ability to rename them from
> userspace.
>
> At some time in the future, when buses and classes are merged, I
> expect stuff can just set a flag to have a 'glue dir' created or not.
>
> For now 'glue dirs' are limited to be created between a bus and a
> class device. It could possibly be extended to be created between
> classes of different types to handle issues like this.
Sounds like a plan. And now I'm off on vacation.
Have a good one.
Eric
next prev parent reply other threads:[~2010-07-28 7:57 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-16257-10286@https.bugzilla.kernel.org/>
[not found] ` <20100621150826.762ac9f2.akpm@linux-foundation.org>
2010-06-21 22:22 ` [Bugme-new] [Bug 16257] New: sysfs changes break hwsim and bnep drivers Eric W. Biederman
2010-06-21 22:29 ` Greg KH
2010-06-21 22:55 ` Eric W. Biederman
2010-06-21 23:10 ` Greg KH
2010-06-22 0:05 ` Eric W. Biederman
2010-06-22 3:56 ` Greg KH
2010-07-08 16:31 ` [PATCH] sysfs: Don't allow the creation of symlinks we can't remove Eric W. Biederman
2010-07-08 16:37 ` [RFC][PATCH] mac80211_hwsim: No parent is better than an illegimate one Eric W. Biederman
2010-07-12 6:46 ` Johannes Berg
2010-07-12 14:23 ` Eric W. Biederman
2010-07-12 14:29 ` Johannes Berg
2010-07-08 21:19 ` [PATCH] sysfs: Don't allow the creation of symlinks we can't remove Greg KH
2010-07-08 22:28 ` Eric W. Biederman
2010-07-08 23:06 ` Greg KH
2010-07-19 20:34 ` Andrew Morton
2010-07-20 20:13 ` Greg KH
2010-07-21 5:08 ` [PATCH 0/2] Support untagged symlinks to tagged directories Eric W. Biederman
2010-07-21 5:10 ` [PATCH 1/2] sysfs: sysfs_delete_link handle symlinks from untagged " Eric W. Biederman
2010-07-21 5:12 ` [PATCH 2/2] sysfs: allow creating " Eric W. Biederman
2010-07-21 19:02 ` [PATCH 0/2] Support untagged symlinks " Greg KH
2010-07-21 20:20 ` Eric W. Biederman
2010-07-21 20:36 ` Greg KH
2010-07-22 9:16 ` [PATCH] Driver-core: Fix bluetooth network device rename regression Eric W. Biederman
2010-07-22 13:38 ` Kay Sievers
2010-07-22 14:10 ` Johannes Berg
2010-07-22 15:30 ` Kay Sievers
2010-07-22 17:18 ` Eric W. Biederman
2010-07-22 17:44 ` Kay Sievers
2010-07-22 18:20 ` Johannes Berg
2010-07-22 18:28 ` Greg KH
2010-07-22 18:36 ` Johannes Berg
2010-07-22 18:54 ` Greg KH
2010-07-23 1:31 ` Eric W. Biederman
2010-07-26 18:09 ` Greg KH
2010-07-27 9:10 ` Kay Sievers
2010-07-27 13:49 ` Greg KH
2010-07-27 13:59 ` Johannes Berg
2010-07-27 15:09 ` Greg KH
2010-07-27 15:32 ` Kay Sievers
2010-07-27 18:17 ` Eric W. Biederman
2010-07-27 18:24 ` Kay Sievers
2010-07-27 18:36 ` Greg KH
2010-07-27 18:44 ` Eric W. Biederman
2010-07-27 18:54 ` Kay Sievers
2010-07-27 20:53 ` Eric W. Biederman
2010-07-28 4:41 ` Kay Sievers
2010-07-28 5:12 ` Eric W. Biederman
2010-07-28 5:26 ` Kay Sievers
2010-07-28 7:57 ` Eric W. Biederman [this message]
2010-07-25 5:43 ` [PATCH] Driver-core: Always create class directories for classses that support namespaces Eric W. Biederman
2010-07-26 18:07 ` Greg KH
2010-07-22 23:03 ` [PATCH] Driver-core: Fix bluetooth network device rename regression Kay Sievers
2010-07-10 22:30 ` [PATCH] sysfs: Don't allow the creation of symlinks we can't remove Maciej W. Rozycki
2010-07-22 9:54 ` Johannes Berg
2010-07-22 10:05 ` Eric W. Biederman
2010-07-22 10:10 ` Johannes Berg
2010-07-22 10:35 ` Eric W. Biederman
2010-07-22 10:41 ` Johannes Berg
2010-07-22 11:27 ` Eric W. Biederman
2010-07-22 11:30 ` Johannes Berg
2010-07-08 16:55 ` [Bugme-new] [Bug 16257] New: sysfs changes break hwsim and bnep drivers Eric W. Biederman
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