Re: [gentoo-user] Peeve - finding kernel config options

[thegeezer <thegeezer@thegeezer.net>]

On 02/27/2014 06:04 AM, Alan McKinnon wrote:
> On 26/02/2014 21:58, Tanstaafl wrote:
>> Hello all,
>>
>> This is for those of use who to choose to roll our kernels by hand...
>>
>> So, am I missing something?
>>
>> Given the most recent gentoo news item:
>>
>>>  # eselect news read 10
>>> 2014-02-25-udev-upgrade
>>>   Title                     Upgrade to >=sys-fs/udev-210
>>>   Author                    Samuli Suominen <ssuominen@gentoo.org>
>>>   Posted                    2014-02-25
>>>   Revision                  1
>>>
>>> The options CONFIG_FHANDLE and CONFIG_NET are now required in the kernel.
>> Whenever kernel config options are provided like this, it would be nice
>> if time was taken to provide the path to where they are found.
>
> make menuconfig
> press "/"
> type CONFIG_FHANDLE
> press enter
> profit!!!
>
> [Note the lack of ??? in the list]
>
> works like searching in vi or less
>
>
>
>
>> I had to find the first one (CONFIG_FHANDLE) by:
>>
>> 1. grepping .config, seeing it wasn't enabled,
>> 2. running make menuconfig and searching for 'FHANDLE',
>> 3. seeing it is located in 'General setup',
>> 4. scouring the General setup options, finding no 'FHANLDE' anywhere,
>> 5. finding something in all lowercase named 'open by fhanlde syscalls',
>> 6. enabling this option, saving the modified config,
>> 7. confirming it is now enabled by grepping .config again
>>
>> Sheesh. Really?
>>
>> Would be nice if the news item had something like
>> CONFIG_FHANDLE (General setup > 'open by fhandle syscalls')
>> and
>> CONFIG_NET (still don't know which one this is??)
>>
>> Wackadoo...
>>
>>
>>
>
If you have ncurses you can also do # make nconfig
you can then press F8 to find the category to be in
then you can press / to search -- crucially it will jump to the location
on the screen