Messages in this thread | | | Date | Fri, 18 Jul 2003 16:04:31 -0700 | From | William Lee Irwin III <> | Subject | Re: 2.4.22pre6aa1 |
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On Sat, Jul 19, 2003 at 12:53:28AM +0200, Andrea Arcangeli wrote: > I tend to think the creation/destruction will be the most noticeable > performance difference in practice. allocating 42G in a single block > will take a bit of time ;). I'm not necessairly worse or unacceptable, > but it's different. And I feel I've to retain the bigpages= API (as an > API not as in implementation) anyways. Furthmore I'm unsure if hugtlbfs > is relaxed like the shm-largpeage patch is, I mean, it should be > possible to mmap the stuff with 4k granularty too, or stuff could break > due that change of API too.
I've just not gotten feedback about creation and destruction; I get the impression it's an uncommon operation.
The alignment etc. considerations are bits I probably can't get merged. =(
Most of the work I did was trying to get the preexisting semantics into more standard-looking API's, e.g. vfs ops and standard-ish sysv shm.
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