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