Re: i486 emu in mainline?

Willy Tarreau
2004-05-23T08:45:29Z

Hi Arjan,

On Sun, May 23, 2004 at 09:13:20AM +0200, Arjan van de Ven wrote:
> on first look it seems to be missing a bunch of get_user() calls and
> does direct access instead....

It was intentional for speed purpose. The areas are checked once with
verify_area() when we need to access memory, then data is copied directly
from/to memory. I don't think there's any risk, but I can be wrong.

Regards,
Willy