Re: Topic for discussion: OS Design

[Albert D. Cahalan]

Richard B. Johnson writes:
> On Sun, 22 Oct 2000, Dwayne C . Litzenberger wrote:

> o     Once installed, a kernel module is every bit as "efficient"
> as some driver linked into the kernel at build-time. Of course

I doubt this is true on most modern processors. On the Pentium
and above, large pages are used for the kernel. The PowerPC port
uses BAT registers. Other ports have other hacks to reduce TLB
misses and/or wasted memory. Also, you waste half a page or more
for the average module.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
Please read the FAQ at http://www.tux.org/lkml/