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SubjectRe: IDE locking problem
Benjamin Herrenschmidt wrote:

>>The last step is bad - sooner or later the queue will be kfreed, and if
>>there are bozos around that still have references, they would access
>>random memory. It must be guaranteed that all references expired before
>>the tear down begins. Just leaving a dead flag set is not sufficient.
>Jens ? I see no refcounting of the queue,. . .
struct request_queue's kobj field perhaps?

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