From: Greg KH <greg@kroah.com>
To: "Martin J. Bligh" <mbligh@aracnet.com>
Cc: Linus Torvalds <torvalds@osdl.org>,
Andrey Borzenkov <arvidjaar@mail.ru>,
linux-hotplug-devel@lists.sourceforge.net,
linux-kernel@vger.kernel.org
Subject: Re: removable media revalidation - udev vs. devfs or static /dev
Date: Thu, 08 Jan 2004 00:41:24 +0000 [thread overview]
Message-ID: <20040108004124.GA3388@kroah.com> (raw)
In-Reply-To: <14870000.1073521945@[10.10.2.4]>
On Wed, Jan 07, 2004 at 04:32:26PM -0800, Martin J. Bligh wrote:
> >> NOTE! We do have an alternative: if we were to just make block device
> >> nodes support "readdir" and "lookup", you could just do
> >>
> >> open("/dev/sda/1" ...)
> >>
> >> and it magically works right. I've wanted to do this for a long time, but
> >> every time I suggest allowing it, people scream.
> >
> > Hm, that would be nice. I don't remember seeing it being proposed
> > before, what are the main complaints people have with this?
>
> Couldn't the partitions go under "/dev/sdaX/{1,2,3}" and solve the same
> problem without doing magic on the devices?
No, that's not the point. As discussed on irc, I think you now
understand the issue (partitions not being present, media changed
without kernel knowing about it, etc.)
thanks,
greg k-h
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WARNING: multiple messages have this Message-ID (diff)
From: Greg KH <greg@kroah.com>
To: "Martin J. Bligh" <mbligh@aracnet.com>
Cc: Linus Torvalds <torvalds@osdl.org>,
Andrey Borzenkov <arvidjaar@mail.ru>,
linux-hotplug-devel@lists.sourceforge.net,
linux-kernel@vger.kernel.org
Subject: Re: removable media revalidation - udev vs. devfs or static /dev
Date: Wed, 7 Jan 2004 16:41:24 -0800 [thread overview]
Message-ID: <20040108004124.GA3388@kroah.com> (raw)
In-Reply-To: <14870000.1073521945@[10.10.2.4]>
On Wed, Jan 07, 2004 at 04:32:26PM -0800, Martin J. Bligh wrote:
> >> NOTE! We do have an alternative: if we were to just make block device
> >> nodes support "readdir" and "lookup", you could just do
> >>
> >> open("/dev/sda/1" ...)
> >>
> >> and it magically works right. I've wanted to do this for a long time, but
> >> every time I suggest allowing it, people scream.
> >
> > Hm, that would be nice. I don't remember seeing it being proposed
> > before, what are the main complaints people have with this?
>
> Couldn't the partitions go under "/dev/sdaX/{1,2,3}" and solve the same
> problem without doing magic on the devices?
No, that's not the point. As discussed on irc, I think you now
understand the issue (partitions not being present, media changed
without kernel knowing about it, etc.)
thanks,
greg k-h
next prev parent reply other threads:[~2004-01-08 0:41 UTC|newest]
Thread overview: 131+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-01 20:33 removable media revalidation - udev vs. devfs or static /dev Andrey Borzenkov
2004-01-01 20:33 ` Andrey Borzenkov
2004-01-03 5:58 ` Greg KH
2004-01-03 5:58 ` Greg KH
2004-01-03 8:51 ` Andrey Borzenkov
2004-01-03 8:51 ` Andrey Borzenkov
2004-01-03 12:37 ` Andries Brouwer
2004-01-03 12:37 ` Andries Brouwer
2004-01-03 12:42 ` Olaf Hering
2004-01-03 12:42 ` Olaf Hering
2004-01-03 16:05 ` Andrey Borzenkov
2004-01-03 16:05 ` Andrey Borzenkov
2004-01-03 17:54 ` Jens Axboe
2004-01-03 17:54 ` Jens Axboe
2004-01-07 9:43 ` Olaf Hering
2004-01-07 9:43 ` Olaf Hering
2004-01-07 9:50 ` Jens Axboe
2004-01-07 9:50 ` Jens Axboe
2004-01-07 9:56 ` Olaf Hering
2004-01-07 9:56 ` Olaf Hering
2004-01-07 9:59 ` Jens Axboe
2004-01-07 9:59 ` Jens Axboe
2004-01-07 10:25 ` Olaf Hering
2004-01-07 10:25 ` Olaf Hering
2004-01-07 10:31 ` Jens Axboe
2004-01-07 10:31 ` Jens Axboe
2004-01-07 10:47 ` Andrey Borzenkov
2004-01-07 10:47 ` Andrey Borzenkov
2004-01-07 10:54 ` Jens Axboe
2004-01-07 10:54 ` Jens Axboe
2004-01-07 17:56 ` Greg KH
2004-01-07 17:56 ` Greg KH
2004-01-30 12:59 ` Olaf Hering
2004-01-30 12:59 ` Olaf Hering
2004-01-07 11:00 ` Andrey Borzenkov
2004-01-07 11:00 ` Andrey Borzenkov
2004-01-07 11:05 ` Jens Axboe
2004-01-07 11:05 ` Jens Axboe
2004-01-07 11:14 ` Andrey Borzenkov
2004-01-07 11:14 ` Andrey Borzenkov
2004-01-07 11:16 ` Jens Axboe
2004-01-07 11:16 ` Jens Axboe
2004-01-03 20:51 ` Greg KH
2004-01-03 20:51 ` Greg KH
2004-01-07 18:38 ` Linus Torvalds
2004-01-07 18:38 ` Linus Torvalds
2004-01-07 18:57 ` Greg KH
2004-01-07 18:57 ` Greg KH
2004-01-07 19:23 ` Mika Penttilä
2004-01-07 19:23 ` Mika Penttilä
2004-01-07 19:24 ` Greg KH
2004-01-07 19:24 ` Greg KH
2004-01-07 19:31 ` Mika Penttilä
2004-01-07 19:31 ` Mika Penttilä
2004-01-08 1:38 ` Linus Torvalds
2004-01-08 1:38 ` Linus Torvalds
2004-01-07 19:31 ` Linus Torvalds
2004-01-07 19:31 ` Linus Torvalds
2004-01-07 19:50 ` Greg KH
2004-01-07 19:50 ` Greg KH
2004-01-07 20:25 ` Richard Troth
2004-01-07 20:25 ` Richard Troth
2004-01-07 20:38 ` Valdis.Kletnieks
2004-01-07 23:34 ` Greg KH
2004-01-07 23:34 ` Greg KH
2004-01-08 0:32 ` Martin J. Bligh
2004-01-08 0:32 ` Martin J. Bligh
2004-01-08 0:41 ` Greg KH [this message]
2004-01-08 0:41 ` Greg KH
2004-01-08 1:07 ` Martin J. Bligh
2004-01-08 1:07 ` Martin J. Bligh
2004-01-08 1:15 ` Greg KH
2004-01-08 1:15 ` Greg KH
2004-01-08 1:50 ` Martin J. Bligh
2004-01-08 1:50 ` Martin J. Bligh
2004-01-08 18:34 ` Martin Schlemmer
2004-01-08 1:48 ` Linus Torvalds
2004-01-08 1:48 ` Linus Torvalds
2004-01-08 0:42 ` viro
2004-01-08 0:42 ` viro
2004-01-08 1:16 ` Greg KH
2004-01-08 1:16 ` Greg KH
2004-01-09 3:36 ` Joel Becker
2004-01-09 3:36 ` Joel Becker
2004-01-09 9:49 ` Gerd Knorr
2004-01-12 17:16 ` Joel Becker
2004-01-12 23:08 ` J.A. Magallon
2004-01-07 20:52 ` Olaf Hering
2004-01-07 20:52 ` Olaf Hering
2004-01-08 2:03 ` Linus Torvalds
2004-01-08 2:03 ` Linus Torvalds
2004-01-08 4:16 ` Gene Heskett
2004-01-08 4:16 ` Gene Heskett
2004-01-08 4:23 ` Linus Torvalds
2004-01-08 4:23 ` Linus Torvalds
2004-01-08 7:45 ` Olaf Hering
2004-01-08 7:45 ` Olaf Hering
2004-01-08 2:13 ` Andries Brouwer
2004-01-08 2:13 ` Andries Brouwer
2004-01-08 2:19 ` Linus Torvalds
2004-01-08 2:19 ` Linus Torvalds
2004-01-08 2:49 ` Andries Brouwer
2004-01-08 2:49 ` Andries Brouwer
2004-01-08 2:56 ` Linus Torvalds
2004-01-08 2:56 ` Linus Torvalds
2004-01-08 3:35 ` Andries Brouwer
2004-01-08 3:35 ` Andries Brouwer
2004-01-08 3:43 ` Linus Torvalds
2004-01-08 3:43 ` Linus Torvalds
2004-01-08 8:00 ` Xavier Bestel
2004-01-08 8:00 ` Xavier Bestel
2004-01-09 0:28 ` Robert Love
2004-01-09 0:28 ` Robert Love
2004-01-09 0:52 ` Linus Torvalds
2004-01-09 0:52 ` Linus Torvalds
2004-01-09 1:16 ` Matt Mackall
2004-01-09 1:16 ` Matt Mackall
2004-01-08 10:32 ` Éric Brunet
2004-01-08 14:06 ` "Andrey Borzenkov"
2004-01-08 14:06 ` "Andrey Borzenkov"
2004-01-12 9:09 ` Ling, Xiaofeng
2004-01-12 9:09 ` Ling, Xiaofeng
2004-03-29 15:39 ` Greg KH
2004-03-29 15:39 ` Andrey Borzenkov
2004-03-29 15:40 ` Olaf Hering
2004-03-29 15:40 ` Andries Brouwer
2004-03-29 15:40 ` Andrey Borzenkov
2004-03-29 15:40 ` Jens Axboe
2004-03-29 15:40 ` Greg KH
-- strict thread matches above, loose matches on Subject: below --
2004-01-08 5:19 Iqbal
2004-01-12 13:02 Nicolas Mailhot
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