Re: anonymous pages

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On Tue, Feb 26, 2008 at 2:05 PM, Mulyadi Santosa
<mulyadi.santosa@xxxxxxxxx> wrote:
> Hi....
>
>  Maybe I duplicate what peter had said..
>
>
>  On Sat, Feb 23, 2008 at 6:13 PM, shyam Burkule <shyam.burkule@xxxxxxxxx> wrote:
>
> > what do we exactly mean by anonymous page ?
>  simple, it has no backing file....
>
>
>  > Why special treatment is give for user process address space pages and
>  > anonymous pages , in case of reclamation?
>
>  special? such as? all I know, since they are anonymous, they will be
>  swapped out instead of sync()-ed back to its backing file(s).
>
>  For user process pages, if it is non anonymous and being
>  reclaimed....they will be sync-ed back.
>
>  The exception is when you do mlock/mlockall toward anon pages. They
>  will stay on RAM until unlocked...
>
>  regards,
>
>  Mulyadi.
>
>
A good diversion....now u start me thinking again....:-).
>
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>



-- 
Peter Teoh
HP: 96809281

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