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    SubjectRe: [PATCH 1/2] md: make devices disappear when they are no longer needed.
    Tejun Heo wrote:
    > Can we then make gendisk hold owner module till it gets released? It
    > would be much nicer to write code to if we can keep the regular object
    > reference counting across module boundaries and being able to taking
    > down a module while devices are active isn't a too important
    > requirement. For vast majoerity (ide, scsi, md) one way or the other
    > doesn't even matter at all.

    If always holding reference is too much of a change, we can do

    if (gendisk->fops->disk_release) {

    So that both parties - drivers which can happily unregister devices
    during exit and drivers which want to do reference counting across
    module boundaries - can be happy.



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      Last update: 2008-11-24 15:29    [W:0.019 / U:8.252 seconds]
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