Fixed: How To Restore Build Kernel In Linux.

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In this user guide, we will identify some possible causes that can cause kernel compilation on Linux, and then suggest some possible fixes that you can try to resolve. The Linux kernel always has the right kernel. was compiled with GNU tools like GCC and Binutils. Continuing work has allowed the use of the Clang and LLVM utilities as viable replacements. Distributions such as Android, ChromeOS, and OpenMandriva use kernels fortified by Clang.

At one point, the idea of ​​improving the Linux kernel horrified many end users. At that time, the kernel update process involved many steps and even more time. The checkout of a new kernel can now be easily managed using the wish apt package managers. By adding multiple repositories, you can even easily apply experimental or custom kernels (such as real-time kernels for sound production) without tiring yourself.

Given how easy it is to upgrade your kernel, what is the main reason why you should build it yourself? Here are some possible causes without much effort:

• You want to know how this is done.

• You need to enable or disable certain options in the kernel that are not available through general options.

• You want to enable hardware so that the standard kernel is not supported.

• They use syndication, which forces you to compile the kernel.

• You are a student and it is your duty.

Regardless of why, knowing how to help compile the Linux kernel is surprisingly useful and might even be considered right of way. When I first compiled a new Linux kernel (a very long time ago) and successfully booted from the declared kernel, I felt some excitement in my system (which quickly passed, but on the next try it crashed). …
With that said, let’s get down to the process of building the Linux kernel. I will only demonstrate this on an Ubuntu 16.04 server. After doing a standard sudo update, the installed kernel was still 4.4.0-121. I want to upgrade to actually access the 4.17 kernel. Let’s take this as a precaution. Word

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One caveat: I highly recommend that you practice this procedure on a good, reliable virtual machine. Working with any type of virtual machine, you can always take new pictures and easily solve any problem. DO NOT update the kernel on a real production machine this way … until you know what you are doing.

Load Kernel

Usually the first thing to do is load the kernel source file. Obviously, this can be done by finding the kernel you want to download from the Web Of link (from Kernel.org). Once you get this URL, download the source file, which consists of the following command (I’ll be using the retail 4.17 RC2 kernel):

wget https://git.kernel.org/torvalds/t/linux-4.17-rc2.tar.gz

There are a few things to keep in mind when downloading this file.

Installation Conditions

To get a core build, we first need to set a limited number of requirements. This can be done with a single apt-get command:

sudo buy git fakeroot build-essential ncurses-dev xz-utils libssl-dev bc flex libelf-dev bison

Note. To complete the kernel compilation course, you will need at least 12 GB of 100% free local disk space. So make sure you have enough space.

Check Out Source

Using the free info included with our newly downloaded kernel, focus the kernel source with a single command:

tar xvzf linux-4.17-rc2.tar.gz

Go to the new extensiondir using the linux-4.17-rc2 command.

We-Kernel Configuration

Before building the kernel, we first need to determine which modules to include. There is actually a very simple way to do this. Then, with a single request, you can copy the innovative kernel configuration file and use the proven menuconfig command to make the necessary changes. To display this, the command:

cp / boot / config – $ (uname -r) .config

Now that you have an output config file, shake menuconfig. This command opens up a useful configuration tool (Figure 1) that allows you to cycle through any available part and turn off or on any language you want or not.

It is very likely that you are disabling the critical size of the kernel service, so be careful when using menuconfig. If you are not sure about the choice, leave this situation alone. Or better yet,with the configuration we just copied into a running kernel (just like we know it will work). Once you’ve gone through the entire list (it’s just long), you’re ready to compile!

Compile And Install

It’s time to compile the whole kernel. The first step is to go back to compiling with the make command. So create an element and then answer the necessary questions without question (Fig. 2). The questions asked depend on which kernel you are upgrading from and which kernel you are upgrading to. Trust me when I say there are many questions to be answered, so take your time.

After answering many questions over the phone, someone can install the programs you have activated with the following command:

do module_install

After this command has run multiple instances, sit back and watchiterate over the result, or do 1 otherwise (since your input is not needed). You will most likely want to do other work (unless you really need to enjoy watching air shows in the terminal).

sudo make install

Also one command that takes an incredible amount of time. In Figure 6, the make install command will take even longer than the modules_install command. Have lunch, set up a router, install Linux on small servers, or take a nap.

Kernel Loading Is Usually Enabled

After the make Hookup command completes, it’s time to allow the kernel to boot. To finally do this, run the command:

sudo update-initrafs -f -k 4.17-rc2

Of course, you must add the kernel number for the kernel above, definitely the one you compiled. When this command statement completes, update grub with its command:

sudo update-grub

You should now be able to reboot your system and select the most important of the recently installed kernels.

Congratulations!

You have compiled the Linux kernel! This is a process that can takesome time; But for that, you have a tailored kernel for your Linux distribution, as well as an important skill that many Linux administrators overlook.

Learn more about Linux in the free Introduction to Linux course from the Linux Foundation and edX.

Compila Il Kernel In Linux
Compilar El Kernel En Linux
Skompiluj Jadro W Linux
Compileer Kernel In Linux

Gary Lamb

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