Re: 2.4.18 Preempt Freezeups

From: Mikael Pettersson (mikpe@csd.uu.se)
Date: Fri Mar 15 2002 - 11:11:42 EST


Robert Love writes:
> Chances are the binary win4lin module just needs to be recompiled
> against a preemptive kernel.
>
> Of course, it could need some specific preempt-safe work but more than
> likely it just needs to be recompiled. Binary modules most be
> specifically preempt-kernel aware, like they need be SMP-kernel aware.

"more than likely": that's perhaps true for your average NIC/soundcard/
whatever driver, but things that poke the processor itself (like my
performance-monitoring counters driver) really do depend on not being
preempted. In my view, CONFIG_SMP is a minor triviality compared to
CONFIG_PREEMPT ...

/Mikael
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Fri Mar 15 2002 - 22:00:21 EST