Re: [PATCH][2.6][CFT] rmmod floppy kills box fixes + default_device_remove

[Zwane Mwaikambo]

On Mon, 8 Sep 2003, Greg KH wrote:

> You need to sleep until your release function gets called.  Take a look
> at the cpufreq code for an example of this (also the i2c core does
> this.)
>
> > Basically i'd like a pointer as to what to do with these release()
> > functions..
> 
> release() is called when the last reference to this device is dropped.
> When it is called it is then safe to do the following:
> 	- free the memory of the device
> 	- unload the module of the device
> 
> So an empty release() function is the wrong thing to do in 99.99% of the
> situations in the kernel (the one exception seems to be the mca release
> function that recently got added for use when the bus is doing probing
> logic.)
> 
> Does this help out?

Yes thanks, i was confused over which memory references had to be 
maintained.

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