Re: anon_vma RFC2

Hugh Dickins
2004-03-13T17:41:37Z

On Sat, 13 Mar 2004, Rik van Riel wrote:
>
> No, Linus is right.
>
> If a child process uses mremap(), it stands to reason that
> it's about to use those pages for something.
>
> Think of it as taking the COW faults early, because chances
> are you'd be taking them anyway, just a little bit later...

Makes perfect sense in the read-write case. The read-only
case is less satisfactory, but those will be even rarer.

Hugh