在 fedora 上怎么交叉编译内核并打 rpm 包? - V2EX
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在 fedora 上怎么交叉编译内核并打 rpm 包?

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  •   wniming 2023-11-22 16:52:09 +08:00 1256 次点击
    这是一个创建于 688 天前的主题,其中的信息可能已经有所发展或是发生改变。

    如果仅仅只是交叉编译内核或给内核打 rpm 包都很容易,但是给交叉编译的内核打 rpm 包我折腾了 2 天都没搞定,遇到的问题如下:


    用这种方式:

    make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- -j32 make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- -j32 binrpm-pkg 

    这样是可以打出 rpm 包的,但这样打出的 rpm 包安装时有问题:

    root@macmini-m2:/home/d# rpm -ivh /home/d/kernel-6.5.0_asahi+-1.aarch64.rpm Verifying... ################################# [100%] Preparing... ################################# [100%] Updating / installing... 1:kernel-6.5.0_asahi+-1 ################################# [100%] grub2-mkrelpath: error: failed to get canonical path of `/boot/vmlinuz-6.5.0-asahi+'. dirname: missing operand Try 'dirname --help' for more information. 

    如果用这种方式:

    d@7950x:~$ rpmbuild -bb --target=aarch64 rpmbuild/SPECS/kernel.spec 

    则 rpmbuild 执行失败,遇到这种报错:

    cc1: error: unrecognized command-line option ‘-mbranch-protection=standard’ 

    做如下测试可以发现是 rpmbuild 没有用正确的编译器导致的:

    d@7950x:~$ gcc -mbranch-protection=standard gcc: error: unrecognized command-line option ‘-mbranch-protection=standard’ gcc: fatal error: no input files compilation terminated. d@7950x:~$ d@7950x:~$ /usr/bin/aarch64-linux-gnu-gcc -mbranch-protection=standard aarch64-linux-gnu-gcc: fatal error: no input files compilation terminated. d@7950x:~$ 
    1 条回复    2023-11-23 10:22:29 +08:00
    ttvast
        1
    ttvast  
       2023-11-23 10:22:29 +08:00
    rpmbuild 好像并不是为交叉编译而生的
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