Messages in this thread |  | | Date | Thu, 15 Feb 2007 23:06:45 -0800 | From | Jeremy Fitzhardinge <> | Subject | Re: [patch 11/21] Xen-paravirt: Add apply_to_page_range() which applies a function to a pte range. |
| |
Andrew Morton wrote: > On Thu, 15 Feb 2007 18:25:00 -0800 Jeremy Fitzhardinge <jeremy@goop.org> wrote: > > >> Add a new mm function apply_to_page_range()[...] > There was some discussion about this sort of thing last week. The > consensus was that it's better to run the callback against a whole pmd's > worth of ptes, mainly to amortise the callback's cost (a lot). > > It was implemented in > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.20/2.6.20-mm1/broken-out/smaps-extract-pmd-walker-from-smaps-code.patch
Yes I was looking at that and wondering what the upshot would be. I'll have a closer look, but it seems like it should be usable.
J
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|  |