Re: Rik`s ac12-pmap2 vs ac12-vanilla perfcomp
Samium Gromoff (firstname.lastname@example.org)
Sun, 2 Sep 2001 21:46:27 +0000 (UTC)
Daniel Phillips wrote:
> > One thing that goes away with rmaps is the need to scan process page tables.
> It's possible that this takes enough load off L1 cache to produce the effects
I feel like that.
actually there was a fear that the overhead of reverse map maintenance
will overthrow the gain on low loads, but in my case this isnt an issue.
> you showed, though it would be surprising.
> (Note that I'm in the "reverse maps are good" camp, and I think Rik's design
> is fundamentally correct.)
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to email@example.com
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/