Messages in this thread | | | Date | Sun, 28 Dec 2003 18:55:07 -0800 | From | William Lee Irwin III <> | Subject | Re: Page Colouring (was: 2.6.0 Huge pages not working as expected) |
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On Sat, Dec 27, 2003 at 08:53:30PM -0800, Linus Torvalds wrote: >>> Yes. This is something I actually want to do anyway for 2.7.x. Dan >>> Phillips had some patches for this six months ago. >>> You have to be careful, since you have to be able to mmap "partial pages", >>> which is what makes it less than trivial, but there are tons of reasons to >>> want to do this, and cache coloring is actually very much a secondary >>> concern.
On Sun, Dec 28, 2003 at 08:39:52AM -0800, William Lee Irwin III wrote: >> I've not seen Dan Phillips' code for this. I've been hacking on >> something doing this since late last December.
On Sun, Dec 28, 2003 at 04:36:31PM -0800, Mike Fedyk wrote: > I remember his work on pagetable sharing, but haven't heard anything about > changing the page size from him. > Could this be what Linus is remembering?
Doubtful. I suspect he may be referring to pgcl (sometimes called "subpages"), though Dan Phillips hasn't been involved in it. I guess we'll have to wait for Linus to respond to know for sure.
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