Re: [PATCH] 2/2 2.5.45 cleanup & add original copy_ro/from_user

Akira Tsukamoto
2002-11-03T03:37:28Z

On Sat, 02 Nov 2002 10:13:46 -0800
Andrew Morton <akpm@digeo.com> mentioned:

> Well you could make it dependent on CONFIG_SLOW_KERNEL ;)

>From my patch, about the speed:
for PIII/4 CPU -> no change. using the same 2.5.45 copy.
for old i386 -> more optimal.
for Athlon -> 2.5.45 does not use unrolled copy for it either.

I am away for a while but I grew up in Japan and just wanted to save
some rooms for a embedded system like below.
http://linux.ascii24.com/linux/news/today/2000/05/22/imageview/images461056.jpg.html
The phisical size(not kernel) is about 5cm*5cm.
Is your copy function suitable in this case?