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SubjectRe: null TTY in tty_fasync?
Andrew Morton wrote:
> Having stared sleepily at the code for several evenings I see no way in
> which serial_driver.refcount can be non-zero while serial.o's module
> refcount is zero. But it happened.

Is it possible to replace serial_driver.refcount with calls to
GET_USE_COUNT()? No need to have two refcounts for the same thing,
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