Re: Possible Bootloader Optimization in inflate (get rid of unnecessary 32k Window)

From: Jan Engelhardt
Date: Sat Dec 24 2005 - 16:42:52 EST



>> > Right. And the time to perform that one copy is exactly...?
>> >
>> > I doubt that it is a significant percentage of the whole operation.
>>
>> Well Yes I agree, I guess also it isn't. Its roughly the time you need to
>> copy 1 MB memory around.
>
>I would think this would be a welcome optimization for embedded
>platforms even if not included in mainline. Embedded platforms
>often dont have very fast memory, but nevertheless are
>required to boot ASAP.

Do old i386s count? I've got one that ran 2.6.11 perfectly (even w/o
-tiny), but kernel decompression is what took most time. (At 3.00 bogomips,
the world looks quite different!)


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