Newbie scsi question

talon at lpthe.jussieu.fr talon at lpthe.jussieu.fr
Thu May 4 10:12:54 PDT 2006


Karthik Subramanian wrote:

> Hi Hans,
> 
>> udev is not a fix to this, it is the cause. You actually can use udev
>> to get stable device nodes. Most distros don't care, though. The linux
>> kernel provides a stable addressing in sysfs. udev should be configured
>> to use this and not just enumerate serially. So the problem isn't there
>> "in the first place". Device node creation is already a userland task
>> in linux and I can't see nothing wrong with that.
> 
> Possible bad choice of words on my part - what I meant to say was this
> - you *have* to configure udev under linux - perhaps write a udev rule
> that says "if the device id is such-and-such, then make the device
> accessible by this name". You don't need to do that under Solaris,
> it's solved much more elegantly. At least, for self-identifying
> devices.
> 
>> This will probably be a design question for dfbsd as well for the devfs
>> reimplementation: What gets done in the kernel and what's left for
>> userland when it gets to device naming?
> 
> I for one will be eagerly awaiting the answer to this question :)
> 
> Cheers,
> K.

Well, i suppose you know the other rude comments Linus T. did about
the device naming in Solaris, and the intellect of J. Schilling! 
Not to comment about the capacities of FreeBSD developers as seen from
his majesty perspective.


-- 
Michel Talon





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