Hi all,
I have a small question here
> be very bad indeed.
>
> This variable is incremented when you are in an interrupt and decremented when
> you leave. It's also artificially incremented in some places; the scheduler
> itself changes it from 0 to 1 to do bottom-half processing, because bottom half
> processing always runs with intr_count equal to 1; if an interrupt happens
> during bottom half processing, it will not recursively trigger bottom half
> processing because intr_count will be greater than 1.
What will happen if the interrupt is allowed to trigger bottom half
processing ? (Has it got something to do with the bottom half processing
being non-reentrant)
TIA
gopi
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