> 1. You use interruptible_sleep_on in get_registers() which could potentially
> lose a wakeup.
Right. Now i am using the timeout version of the call. For now it seems
it works.
> 2. There is no need to check a waitqueue for waiters. Simply wake them up
> unconditionally.
I am afraid this could be dangerous, especially if sleep_on() have
returned
before callback is called. I checked wake_up code and didn't see any
check if the queue is empty.
Thanks for the feedback.
later,
Petko
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