From: Andrew Morton <[EMAIL PROTECTED]>
Date: Sun, 4 Sep 2005 14:42:18 -0700
> It seems a strange thing to check though. Do we really need it?
Other platforms already do, it's a very good sanity check.
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From: Dave Jones <[EMAIL PROTECTED]>
Subject: Re: x86-cache-pollution-aware-__copy_from_user_ll.patch added to -mm
tree
Date: Sun, 4 Sep 2005 16:23:33 -0400
> On Sun, Sep 04, 2005 at 01:16:00PM -0700, Andrew Morton wrote:
> > unsigned long __copy_to_user_ll(void __user *to, c
From: Andrew Morton <[EMAIL PROTECTED]>
> Dave Jones <[EMAIL PROTECTED]> wrote:
> >
> > On Sun, Sep 04, 2005 at 01:16:00PM -0700, Andrew Morton wrote:
> > > unsigned long __copy_to_user_ll(void __user *to, const void *from,
> > unsigned long n)
> > > {
> > > BUG_ON((long) n < 0);
Dave Jones <[EMAIL PROTECTED]> wrote:
>
> On Sun, Sep 04, 2005 at 01:16:00PM -0700, Andrew Morton wrote:
> > unsigned long __copy_to_user_ll(void __user *to, const void *from,
> unsigned long n)
> > {
> > BUG_ON((long) n < 0);
>
> Ehh? It's unsigned. This will never be true.
It's cast
On Sun, Sep 04, 2005 at 01:16:00PM -0700, Andrew Morton wrote:
> unsigned long __copy_to_user_ll(void __user *to, const void *from, unsigned
> long n)
> {
> BUG_ON((long) n < 0);
Ehh? It's unsigned. This will never be true.
> +unsigned long
> +__copy_from_user_ll_nocache(void *to, c
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