Messages in this thread | | | Date | Fri, 08 Mar 2002 15:30:56 +0000 | From | Christopher Quinn <> | Subject | Re: Interprocess shared memory .... but file backed? |
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Alan Cox wrote:
>>However as far as I can tell this is anonymous memory only. >>Are there any options if one initially maps a disk file via >>mmap (in particular MAP_PRIVATE) for sharing that vm, such >> > > well MAP_PRIVATE is "dont share" so not with that 8) > Use MAP_SHARED and you'll get what you want > >
Certainly true! But MAP_SHARED gives uncontrolled flush of dirty data - so that's out for me. I only want 'privacy' to extend to the right to make changes permanent at my own discretion.
Chris Q.
-- rgrds, Chris Quinn
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