Re: BUG in Linux 2.6.16/2.6.16.1 (compilation failure of thirdparty software)

From: Arjan van de Ven
Date: Tue Mar 28 2006 - 23:39:41 EST


On Wed, 2006-03-29 at 01:21 +0200, Thierry Godefroy wrote:
> On Tue, 28 Mar 2006 17:51:11 -0500, Lee Revell wrote:
>
> > On Tue, 2006-03-28 at 20:29 +0200, Thierry Godefroy wrote:
> > > Paragon_NTFS_3.x.v5.1 fails to compile (with gcc v3.4.3) with the following
> > > errors:
> >
> > It's not a bug when an upgrade causes third party kernel modules not to
> > compile - your code needs to be updated to work with 2.6.16.
>
> Oh, yeah ?... Really ?... Please, read the errors before drawing hasted conclusions...
> The errors occur after the mere #inclusion of Linux headers. Here is a simple "code"
> which will trigger the error:
>
> #ifndef __KERNEL__
> #define __KERNEL__
> #endif
>
> #include <linux/module.h>
>
> int main() {
> return 0;
> }
>
> And I don't see anything wrong in that code...


then look again. Userspace that defines __KERNEL__ .... man that isn't
going ot work. __KERNEL__ is the ONLY safeguard we have to protect
userspace from miscompiling, and we highly assume userspace doesn't set
it. If this program does that then it really deserves all it gets.


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/