From: Dave Jones <davej@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: hyoshiok@miraclelinux.com, mm-commits@vger.kernel.org
Subject: Re: x86-cache-pollution-aware-__copy_from_user_ll.patch added to -mm tree
Date: Sun, 4 Sep 2005 16:23:33 -0400 [thread overview]
Message-ID: <20050904202333.GA4715@redhat.com> (raw)
In-Reply-To: <200509042017.j84KHekQ032373@shell0.pdx.osdl.net>
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, const void __user *from, unsigned long n)
> +{
> + BUG_ON((long)n < 0);
Ditto.
Dave
next parent reply other threads:[~2005-09-04 20:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200509042017.j84KHekQ032373@shell0.pdx.osdl.net>
2005-09-04 20:23 ` Dave Jones [this message]
2005-09-04 21:42 ` Andrew Morton
2005-09-05 3:19 ` Hiro Yoshioka
2005-09-05 4:15 ` David S. Miller
2005-09-05 4:08 ` David S. Miller
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