From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Zeuthen Date: Fri, 29 Apr 2005 21:07:08 +0000 Subject: Re: [linux-usb-devel] usb-storage bug in 2.6.12-rc3 Message-Id: <1114808828.14228.16.camel@daxter.boston.redhat.com> List-Id: References: <1114633284.16803.17.camel@daxter.boston.redhat.com> In-Reply-To: <1114633284.16803.17.camel@daxter.boston.redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-hotplug@vger.kernel.org On Fri, 2005-04-29 at 22:16 +0200, Oliver Neukum wrote: > Am Freitag, 29. April 2005 22:01 schrieb Greg KH: > > > > I'd rather just guarantee that the sysfs device were fully > > > > constructed (attributes and all) before the driver binding and > > > > hotplug stages of enumeration started. That's been a problem > > > > all along, and that's what those recent changes were supposed > > > > to be addressing. > > > > > > Even if you can make sure they had been set up before the script > > > started, how do you make sure they are still around? > > > > You can't guarantee that they will not have been removed, but by at > > least saying that "the attributes will be created before you will be > > called", you let userspace go a lot faster :) > > That is true, but it doesn't explain what a layer of indirection will buy > you. If you have all the data ready by the time you send a message, > you might as well send a message that includes all data available. > But it's already in sysfs since that information is needed for coldplug scenarios. By extension, the hotplug environment should be minimal and only contain ACTION, DEVPATH, PHYSDEVPATH etc. David ------------------------------------------------------- This SF.Net email is sponsored by: NEC IT Guy Games. Get your fingers limbered up and give it your best shot. 4 great events, 4 opportunities to win big! Highest score wins.NEC IT Guy Games. Play to win an NEC 61 plasma display. Visit http://www.necitguy.com/?r _______________________________________________ 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