RE: [uCsimm] [UCLINUX] Why linux-2.0.38, low-latency patches?

From: Stu (
Date: Fri Feb 25 2000 - 13:16:55 EST

> Behalf Of Brad Dixon
> Sent: Thursday, February 24, 2000 5:09 AM
> Hello:
> Thanks go out to all of the hard work that has been done on ucLinux. I
> booted an M5206 eLITE board from cold start to prompt in 4 hours of
> effort/learning.
> I've searched for this in the FAQ's I could find to no avail:
> Why has ucLinux never been moved beyond the 2.0.38 kernel? Are there
> advantages to 2.0.38 that make it a better candidate then 2.2.x kernels?
> Are there constraints that would preclude operation on a 2.2.x series
> kernel?
> I'm pretty happy so far with what I've seen with ucLinux. The RTL work
> I've been reading about is great -- once I nail down the timing
> requirements I may have to look at using RTL patches on ucLinux. I'm just
> concerned that at some point in the future I may want the features of a
> more modern kernel. Right now, though, I'm very pleased with 2.0.38.

Two main reasons I can think of:
1) 2.0.x is smaller.
2) It's a hell of a lot of work to make all these mods to one kernel, let
alone port everything to an entirely new tree!

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