Subject: Re: Extreme slowdown
To: None <Richard.Earnshaw@arm.com>
From: Reinoud Zandijk <imago@kabel065011.kabel.utwente.nl>
List: port-arm32
Date: 02/24/2001 17:58:12
Hi Richard,
On Sat, 24 Feb 2001, Richard Earnshaw wrote:
> A profiling kernel might help.
>
> There are some nasty diagnostics in pmap.c, which should probably be moved
> to DEBUG.
<snip>
> [there seem to be 3 cases like this one, note it uses vm_physseg_find,
> which is horrendously expensive (does a binary search)!]
<snip>
Thanks a lot Richard, i'll change the DIAGNOSTIC to DEBUG's .. or to
PMAPDEBUG even ... its quite a simple change but hopefully extremely
faster :) hehe...
Cheers and thanks a lot again,
Reinoud