From: Greg KH <greg@kroah.com>
To: "Gerold J. Wucherpfennig" <gjwucherpfennig@gmx.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Kernel thoughts of a Linux user
Date: Thu, 18 Nov 2004 10:50:11 -0800 [thread overview]
Message-ID: <20041118185011.GA24538@kroah.com> (raw)
In-Reply-To: <200411181859.27722.gjwucherpfennig@gmx.net>
On Thu, Nov 18, 2004 at 06:59:27PM +0100, Gerold J. Wucherpfennig wrote:
>
> - Make sysfs optional and enable to publish kernel <-> userspace data
> especially the kernel's KObject data across the kernel's netlink interface as
> it has been summarized on www.kerneltrap.org. This will avoid the
> deadlocks sysfs does introduce when some userspace app holds an open file
> handle of an sysfs object (KObject) which is to be removed. An importrant side
> effect for embedded systems will be that the RAM overhead introduced by sysfs
> will vaporize.
What RAM overhead? With 2.6.10-rc2 the memory footprint of sysfs has
been drasticly shrunk.
What deadlocks are you referring to?
And the netlink interface for hotplug events is already present in the
latest kernel.
thanks,
greg k-h
next prev parent reply other threads:[~2004-11-18 18:53 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-18 17:59 Kernel thoughts of a Linux user Gerold J. Wucherpfennig
2004-11-18 18:50 ` Greg KH [this message]
2004-11-18 20:00 ` Tomas Carnecky
2004-11-18 20:46 ` Jan Engelhardt
2004-11-18 20:52 ` Tomas Carnecky
2004-11-18 21:05 ` Jan Engelhardt
2004-11-18 21:15 ` Chris Friesen
2004-11-18 21:17 ` Jan Engelhardt
2004-11-18 21:29 ` Chris Friesen
2004-11-19 12:02 ` Paulo Marques
2004-11-19 12:05 ` Jan Engelhardt
2004-11-20 2:14 ` Alan Cox
2004-11-22 8:07 ` Helge Hafting
2004-11-22 8:38 ` Jan Engelhardt
2004-11-24 10:23 ` Helge Hafting
2004-11-22 11:17 ` Tomas Carnecky
2004-11-24 10:20 ` Helge Hafting
2004-11-24 11:31 ` Tomas Carnecky
2004-11-28 19:10 ` Helge Hafting
2004-11-19 5:04 ` H. Peter Anvin
-- strict thread matches above, loose matches on Subject: below --
2004-11-20 10:31 Gerold J. Wucherpfennig
2004-11-21 18:29 ` Greg KH
2004-11-22 21:33 ` Gerold J. Wucherpfennig
2004-11-22 18:40 ` Greg KH
2004-11-22 18:52 ` Måns Rullgård
2004-11-22 9:54 Adam J. Richter
2004-11-22 14:54 Adam J. Richter
2004-11-22 20:21 ` Maneesh Soni
2004-11-22 15:32 Adam J. Richter
2004-12-14 18:02 Jan Engelhardt
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