Messages in this thread | | | Date | Sat, 10 Aug 2002 11:16:11 -0300 (BRT) | From | Rik van Riel <> | Subject | Re: [patch 6/12] hold atomic kmaps across generic_file_read |
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On Sat, 10 Aug 2002, Linus Torvalds wrote:
> and having it magically populate the VM directly with the whole file > mapping, with _one_ failed page fault. And the above is actually a fairly > common thing. See how many people have tried to optimize using mmap vs > read, and what they _all_ really wanted was this "populate the pages in > one go" thing.
If this is worth it, chances are prefaulting at mmap() time could also be worth trying ... hmmm ;)
Rik -- Bravely reimplemented by the knights who say "NIH".
http://www.surriel.com/ http://distro.conectiva.com/
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