Re: [RFC] [PATCH] cache pollution aware __copy_from_user_ll()

Hiro Yoshioka
2005-08-16T10:21:06Z

From: Arjan van de Ven <arjan@infradead.org>
> > My code does nothing do it.
> >
> > I need a volunteer to implement it.
>
> it's actually not too hard; all you need is to use SSE and not MMX; and
> then just store sse register you're overwriting on the stack or so...

oh, really? Does the linux kernel take care of
SSE save/restore on a task switch?

Regards,
Hiro