Re: Linux 2.6.7-rc1
[Posted May 26, 2004 by corbet]
| From: |
| Linus Torvalds <torvalds-AT-osdl.org> |
| To: |
| Jeff Garzik <jgarzik-AT-pobox.com> |
| Subject: |
| Re: Linux 2.6.7-rc1 |
| Date: |
| Sun, 23 May 2004 18:56:59 -0700 (PDT) |
| Cc: |
| William Lee Irwin III <wli-AT-holomorphy.com>,
Horst von Brand <vonbrand-AT-inf.utfsm.cl>,
Kernel Mailing List <linux-kernel-AT-vger.kernel.org> |
On Sun, 23 May 2004, Jeff Garzik wrote:
>
> William Lee Irwin III wrote:
> > I wouldn't qualify either of the major VM patch series merged as
> > rewrites. I saw:
> > (1) move unmapping function/helpers to different algorithm to save space
> > (2) NUMA API and support functions
>
> You missed the pte chains going away, a fundamental change in the way
> reverse mapping is done?
It's not "fundamental", in that the reverse mapping is still done. It's
just done in a slightly different way.
Going to rmap was a _fundamental_ change to how we did VM. In contrast,
this was just an "implementation detail".
Linus
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