Re: Speeding up swap
Dan Hollis (goemon@sasami.anime.net)
Sun, 24 Oct 1999 15:24:34 -0700 (PDT)
On Sun, 24 Oct 1999, Tom Vier wrote:
> On Sun, Oct 24, 1999 at 11:40:26AM -0700, David Schwartz wrote:
> > Then one the file twice. With one fd, you can do your buffered, random
> > accesses. With the other fd, you can do your non-buffered, sequential
> > accesses.
> wouldn't that defeat the purpose of restricting lseek? a malicious program
> could just open the file twice.
A malicious program can open a file with O_SYNC, which is a far more
vicious kind of attack. So I don't see what all the fuss is about.
-Dan
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