Re: [PATCH] General purpose zeroed page slab

Andi Kleen
2004-10-18T19:06:51Z

On Mon, 18 Oct 2004 19:42:10 +0100
Matthew Wilcox <matthew@wil.cx> wrote:

> I disagree with Andi over the dumbness
> of zeroing the whole page. That makes it cache-hot, which is what you
> want from a page you allocate from slab.

Not for a page table, which tends to be not fully used.
It would be true for a user page, but that doesn't use this mechanism anyways.

-Andi