Re: general hotplug/udev questions

["Alexander E. Patrakov" <patrakov@ums.usu.ru>]

Greg KH wrote:

>On Fri, Aug 19, 2005 at 03:09:59PM +0600, Alexander E. Patrakov wrote:
>  
>
>>Do I understand correctly that the "crawl through sysfs" approach means 
>>bus-specific conversion between sysfs contents (e.g the fact that 
>>/sys/bus/usb/devices/1-1/idProduct contains "4002" here) and environment 
>>variables (in this case, PRODUCT=...)?
>>    
>>
>
>Yes, but it's a world easier now that we have added the 'modalias' sysfs
>files so we don't have to reconstruct anything.  All we care about at
>coldplug time is loading the modules and creating existing device nodes.
>  
>
Sorry, no. We should also care about providing some hook for packages 
like SANE and gPhoto2 to chown/chmod pseudofiles in /proc/bus/usb. This 
requires perfect reconstruction of at least $PRODUCT and $DEVICE.

-- 
Alexander E. Patrakov


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