Re: Very simple question ...

Stephen C. Tweedie (sct@redhat.com)
28 Aug 1998 22:22:34 +0100


Hi,

Anton Ghiugan <ghiugan@lucent.com> writes:

> Sorry about this insistence, but I need to know:
>
> Can a bottom half like NET_BH be interrupted by a kernel timer ? (Yes/No)

Yes. It can be interrupted by any hardware interrupt, but such a nested
interrupt will not recursively run any more bottom half handlers.
Bottom halves are atomic with respect to each other, but they don't
disable top half interrupts.

--Stephen

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.altern.org/andrebalsa/doc/lkml-faq.html