Re: menuconfig .config snooping (was Re: 2.5.69 doesn't boot)

Re: menuconfig .config snooping (was Re: 2.5.69 doesn't boot)

[Etienne Lorrain]

[etienne@localhost linux-2.5.68]$ cat /etc/redhat-release
Red Hat Linux release 9 (Shrike)
[etienne@localhost linux]$ tar -xzf linux-2.5.68.tar.gz
[etienne@localhost linux]$ cd linux-2.5.68
[etienne@localhost linux-2.5.68]$ make menuconfig > log
/boot/config-2.4.20-8:28: trying to assign nonexistent symbol
MAX_USER_RT_PRIO
/boot/config-2.4.20-8:29: trying to assign nonexistent symbol MAX_RT_PRIO
/boot/config-2.4.20-8:42: trying to assign nonexistent symbol HIGHIO
/boot/config-2.4.20-8:65: trying to assign nonexistent symbol AMD_PM768
........ edited ...........
[etienne@localhost linux-2.5.68]$ tail -3 log
# using defaults found in /boot/config-2.4.20-8
#
interrupted


 Maybe linux-2.5 shall not use defaults of linux-2.4 ?
 Repeat solution (not that intuitive):
cp arch/i386/defconfig  .config

 Etienne.

............................................
 --- Ed L Cashin writes:
> Etienne writes:
> 
>>>> # Character devices
>>>> #
>>>> # CONFIG_VT is not set
>>>> # CONFIG_SERIAL_NONSTANDARD is not set
>>>
>>>No VT console is set.
>>
>>  Did someone noticed that if a user want to test Linux-2.5,
>>  he downloads for the first time a 2.5 kernel, extract and type
>> make menuconfig
>>  and that takes its default (.config) from the only kernel
>>  available on his (really standard) distribution - a 2.4.* kernel.
> 
> That isn't true is it?  In the absence of a .config file, does
> menuconfig really look for a configuration somewhere other than its
> own kernel source tree?  Looks to me like it's getting the
> configuration from the defaults.
> 
>   ecashin@meili bk-linux$ make menuconfig 
>   make -f scripts/Makefile.build obj=scripts
>     gcc -Wp,-MD,scripts/.fixdep.d -Wall -Wstrict-prototypes -O2
> -fomit-frame-pointer    -o scripts/fixdep scripts/fixdep.c
> ...
>   ./scripts/kconfig/mconf arch/i386/Kconfig
>   #
>   # using defaults found in arch/i386/defconfig
>   #


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