Thread (4 messages) 4 messages, 4 authors, 2017-01-30

How do you generate the config file?

From: 慕冬亮 <hidden>
Date: 2017-01-29 23:32:13

Hello,
    If you want to reuse the config of current kernel, you can use
`make oldconfig` to generate config file.

--
My best regards to you.

     No System Is Safe!
     Dongliang Mu

2017-01-29 18:24 GMT-05:00 Ozgur Karatas [off-list ref]:
Hello,

you can get .config files in two ways, firstly get the existing .config file
and compile to kernel.

$ cp /boot/config-x.x.x /bla/linux/.config

Second, use the generate command:

$ make defconfig

Regards,

~Ozgur

30.01.2017, 01:18, "Abel" [off-list ref]:

Hi!

Where do you get the config file from? or do you generate it yourself?

I'm using xUbuntu 16.04 in a VM inside VMWare, following the instructions
described in kernelnewbies wiki. (By the way, the download links to the iso
images of Ubuntu don't work for me)

If I copy the latest config file in /boot, kernel 4.4.0, it starts to ask me
many config parameters that I don't know what to answer. I tried to press
always <enter> to set up the default parameters, but after compiling I get
an error trying to boot from that kernel (see atachment).

I tried with make menuconfig and that seems to work, but it takes too long
because it builds and includes many many drivers modules.
Yeah, I know I could navigate through the ncurses window and select the
stuff I want and deselect what I don't want, but I'd rather prefer just a
simple config file that builds and works and don't waste time in
understanding all the stuff that it's in there.

So, isn't there a way to get a simple config file just to develop kernel
stuff for an Ubuntu image?
I've even gone to the kernel ppa sources for Ubuntu:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.9.5/; but it only provides
a patch using the debian config files (which don't come from git sources of
course).

I just want a config file, copy it to the kernel root code and compile.

Greetings,

                                                       Abel


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