[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: physmem and swap servers
From: |
Ludovic Courtès |
Subject: |
Re: physmem and swap servers |
Date: |
Fri, 14 Nov 2003 10:10:05 +0100 |
User-agent: |
Mutt/1.5.4i [Guile enabled] |
Yesterday, 14 hours, 19 minutes, 21 seconds ago, Neal H. Walfield wrote:
> At Thu, 13 Nov 2003 17:15:22 +0100, Ludovic Court?s wrote:
>
> > My question is: How would an application be able to use a custom swap
> > server? Would there be a special method to tell physmem that such
> > application would like to use such swap server?
>
> It just needs to send the data to the new server rather than to swap.
> What is lost is the ability to preserve copy on write.
Do you mean pm_swap () is something optional that tasks are not
compelled to use? If a task doesn't use pm_swap () when it wants to
swap out pages, then it might ask some swap server to write the frame to
backing store and then call pm_release_frames () for that frame, right?
Thanks,
Ludovic.