lkml.org 
[lkml]   [2008]   [Feb]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [2.6 patch] x86: allow 64bit setting in Kconfig
On Fri, Feb 01, 2008 at 04:22:27PM +0100, Ingo Molnar wrote:
>
> * Adrian Bunk <bunk@kernel.org> wrote:
>
> > # Select 32 or 64 bit
> > config 64BIT
> > - bool "64-bit kernel" if ARCH = "x86"
> > + bool "64-bit kernel"
> > default ARCH = "x86_64"
>
> NACK. You have just broken:
>
> make ARCH=i386 randconfig
>
> on a 64-bit box that has a 32-bit .config in its kernel directory.
>
> The randconfig/allyesconfig/allnoconfig variants override whatever is in
> the current .config. Making the result depend on whatever is in the
> .config at the moment is fundamentally wrong.
>
> "oldconfig" on the other hand has correct sensitivity to the existing
> .config - and that always worked correctly. So if you pop a 32-bit or a
> 64-bit .config into a kernel tree, that will be listened to, no matter
> whether you are on a 32-bit or on a 64-bit host.

Do you have ARCH=x86 set in your environment, the command line or
patched into your Makefile when this works for you?

> Ingo

cu
Adrian

--

"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed



\
 
 \ /
  Last update: 2008-02-04 21:49    [W:0.488 / U:0.020 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site