Re: Ctrl+C doesn't interrupt process waiting for I/O

[Andi Kleen <andi@xxxxxxxxxxxxxx>]

Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> writes:

>> disk activity process over each time it completed), it always broke out
>> after one ^C - one time took an extra second or two.  Note that I did
>> not run latencytop (did not have it compiled in my kernel) - if that is
>> required for the test, let me know, but I assume it is just for
>> gathering info when the issue occurs.
>
> I really don't think this is tty related looking at the code involved and
> also the lack of actual measurements presented. More likely scheduler and
> VM related changes.

Why should the scheduler or VM behave differently for Ctrl-Z+kill 
versus Ctrl-C?

Doesn't make sense to me. And yes I see this here regularly and it started
at some point.

-Andi
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