On Thu, Jan 14, 2010 at 09:31:03AM +0900, KOSAKI Motohiro wrote:
> > If application does mlockall(MCL_FUTURE) it is no longer possible to mmap
> > file bigger than main memory or allocate big area of anonymous memory
> > in a thread safe manner. Sometimes it is desirable to lock everything
> > related to program execution into memory, but still be able to mmap
> > big file or allocate huge amount of memory and allow OS to swap them on
> > demand. MAP_UNLOCKED allows to do that.
> >
> > Signed-off-by: Gleb Natapov <[email protected]>
> > ---
> >
> > I get reports that people find this useful, so resending.
>
> This description is still wrong. It doesn't describe why this patch is useful.
>
I think the text above describes the feature it adds and its use
case quite well. Can you elaborate what is missing in your opinion,
or suggest alternative text please?
--
Gleb.
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