From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Dake Date: Fri, 11 Apr 2003 23:32:54 +0000 Subject: Re: [ANNOUNCE] udev 0.1 release Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-hotplug@vger.kernel.org Greg KH wrote: >On Fri, Apr 11, 2003 at 03:43:12PM -0700, Steven Dake wrote: > > >>Lars Marowsky-Bree wrote: >> >> >> >>>On 2003-04-11T15:30:21, >>> Steven Dake said: >>> >>> >>> >>> >>> >>>>There is no "spec" that states this is a requirement, however, telecom >>>>customers require the elapsed time from the time they request the disk >>>>to be used, to the disk being usable by the operating system to be 20 >>>>msec. >>>> >>>> >>>> >>>> >>>Heh. Yes, I've read that spec, and some of it involves some good crack >>>smoking >>>;-) The current Linux scheduler will make that rather hard for you, you'll >>>need hard realtime for such guarantees. >>> >>> >>> >>Its quite easy to do if you are not dependent upon spawning an entire >>process to execute the insertion and creation even of the device node. >> >> > >Then have the telcos live with the static /dev that they have today :) > > Unfortunately they are willing to live with devfs, but not a static /dev.... There are problems with devfs which I'm sure your well aware of which a dynamic /dev would solve... But performance is an important goal. >There's always a price to pay for new features... > >greg k-h > >Happily using his "pleasure boating" version of Linux... > > > > > ------------------------------------------------------- This SF.net email is sponsored by: Etnus, makers of TotalView, The debugger for complex code. Debugging C/C++ programs can leave you feeling lost and disoriented. TotalView can help you find your way. Available on major UNIX and Linux platforms. Try it free. www.etnus.com _______________________________________________ Linux-hotplug-devel mailing list http://linux-hotplug.sourceforge.net Linux-hotplug-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-hotplug-devel