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SubjectRe: config automatically switches from 32-bit to 64-bit for x86
On 4.6.2010 08:23, Jaswinder Singh Rajput wrote:
> Hello Michal and Sam,
>
> On Thu, Jun 3, 2010 at 7:00 PM, Michal Marek <mmarek@suse.cz> wrote:
>> What about always making the prompt visible, so that the previously set
>> value gets reused? The downside is that 'make ARCH=i386 menuconfig' in a
>> clean tree on x86_64 will default to 64bit, because it will find the
>> setting in the config of the running 64bit kernel :(. But after manually
>> turning CONFIG_64BIT off, the setting will be preserved.
>>
>> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
>> index dcb0593..05ec418 100644
>> --- a/arch/x86/Kconfig
>> +++ b/arch/x86/Kconfig
>> @@ -3,7 +3,7 @@ mainmenu "Linux Kernel Configuration for x86"
>>
>> # Select 32 or 64 bit
>> config 64BIT
>> - bool "64-bit kernel" if ARCH = "x86"
>> + bool "64-bit kernel"
>> default ARCH = "x86_64"
>> ---help---
>> Say yes to build a 64-bit kernel - formerly known as x86_64
>>
>
> This patch works !!

Does
$ make mrproper
$ make ARCH=i386 menuconfig
on x86_64 also work for you? Here, it takes CONFIG_64BIT=y from
/boot/config-`uname -r`. I see no easy way to solve this atm.

Michal


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