Re: [lm-sensors] [PATCH] hwmon class driver registration with adevice number

[Himanshu Chauhan]

On Thu, Oct 06, 2011 at 08:15:26AM -0700, Guenter Roeck wrote:

> Having said that, I realize there are instances where the _minor_ device
> number is passed to the class registration function (eg for misc
> devices). In that case, though, misc_register() checks if the asked for
> minor device already exists, and retains the option to generate a
> dynamic minor device. This is different here, where the proposal is to
> pass both major and minor device number to the registration function.
> 
> Maybe there are instances where both major and minor device number are
> passed; as I mentioned before, I did not spend that much time on it. But
> you are right - that isn't the point anyway.
> 

If misc and other classes can create nodes based on device numbers that
are passed to them, why is it a problem for hwmon? Why does hwmon creates
devices with MKDEV(0,0)? I am still not getting the point.

-Himanshu
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