Re: writable swap cache explained (it's weird)

Linus Torvalds (
Fri, 31 Jul 1998 12:00:54 -0700 (PDT)

On Fri, 31 Jul 1998, Benjamin C.R. LaHaise wrote:
> Yeap, but we don't want to revert that one as it is a huge security hole,
> commonly triggered by netscape 4.x ;-) (and why I sent Linus the patch
> for 2.1 long before 2.0.34 came along). Remember that we can end up with
> shared dirty pages due to the way fork() is implemented in 2.0. How
> about the following patch? (Ouch; that hurts! Well then, don't do that.)

I'd actually prefer a patch that just takes out "mmap" completely. It
simply isn't a sane operation,


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