how do exit and _exit affect mmapped memory?

Dmitry Goncharov dgoncharov@users.sf.net
Sun Sep 9 22:04:00 GMT 2012


On Sun, Sep 09, 2012 at 05:24:33PM +0200, Ángel González wrote:
> On 09/09/12 06:32, Godmar Back wrote:
> > It'll be saved in all cases, no matter what the process does or how it exits.
> >
> >  - Godmar
> Assuming the OS doesn't crash after that before it updates the file on
> disk :)
> 
> Which is highly unlikely, if you need to protect against that
> eventuality, call msync()
> 
Thanks, folks.
Do you, by any chance, know where in the source tree the code which flushes
these pages can be found?

regards, Dmitry



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