ubuntu20.04编译kernel-5.7

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# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:    Ubuntu 20.04 LTS
Release:        20.04
Codename:       focal

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https://www.kernel.org/

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wget https://mirrors.tuna.tsinghua.edu.cn/kernel/v5.x/linux-5.7.tar.gz

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apt-get install build-essential libncurses-dev bison flex libssl-dev libelf-dev

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make menuconfig

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make -j$(nproc) deb-pkg

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dpkg-deb: building package 'linux-libc-dev' in '../linux-libc-dev_5.7.0-rc6+-1_amd64.deb'.
dpkg-deb: building package 'linux-image-5.7.0-rc6+' in '../linux-image-5.7.0-rc6+_5.7.0-rc6+-1_amd64.deb'.
dpkg-deb: building package 'linux-image-5.7.0-rc6+-dbg' in '../linux-image-5.7.0-rc6+-dbg_5.7.0-rc6+-1_amd64.deb'.
 dpkg-genbuildinfo
 dpkg-genchanges  >../linux-5.7.0-rc6+_5.7.0-rc6+-1_amd64.changes
dpkg-genchanges: info: including full source code in upload
 dpkg-source -i.git --after-build .
dpkg-buildpackage: info: full upload (original source is included)

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# dpkg -i  linux-image-5.7.0-rc6+_5.7.0-rc6+-1_amd64.deb

# update-grub
# reboot

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# uname -a
Linux ubuntu 5.7.0-rc6+ #1 SMP Mon Aug 16 10:05:50 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux

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make modules_install

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make install

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reboot

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# uname -a
Linux ubuntu 5.7.0-rc6+ #1 SMP Mon Aug 16 10:05:50 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux