Re: problem of kernel compiler [SOLVED]

From	Istvan Toth <marmika2010@gmail.com>
Newsgroups	linux.debian.kernel
Subject	Re: problem of kernel compiler [SOLVED]
Date	2025-01-07 08:10 +0100
Message-ID	<K2bSV-6m5v-5@gated-at.bofh.it> (permalink)
References	<K0Wjf-5tdc-1@gated-at.bofh.it>
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The question is solved, here you go

On 1/4/25 21:10, Franco Martelli wrote:
On 04/01/25 at 17:54, Lee wrote:
On Sat, Jan 4, 2025 at 7:52 AM Franco Martelli wrote:
>
> On 02/01/25 at 12:53, Istvan Toth wrote:
>> amd 5700G cpu
>
> If you are new to kernel compiling maybe you don't know that you can
> optimize the kernel for your specific CPU architecture, if you are using
> the GCC compiler:
>
> first make a backup copy of the Makefile:
> $ cd linux-source-6.1
> $ cp arch/x86/Makefile arch/x86/Makefile.backup
>
> then edit "arch/x86/Makefile":
> $ cd linux-source-6.1
> $ vi arch/x86/Makefile
>
> at line 152 change:
> cflags-$(CONFIG_MK8)            += -march=k8
> to
> cflags-$(CONFIG_MK8)            += -march=znver3
> and below at line 159 change
> rustflags-$(CONFIG_MK8)         += -Ctarget-cpu=k8
> to
> rustflags-$(CONFIG_MK8)         += -Ctarget-cpu=znver3
>
> save and exit vim. "znver3" is the GCC's switch for the µarch of your 
> GPU.
>
> ¹ https://wiki.gentoo.org/wiki/Ryzen#Ryzen_7
> ² https://wiki.gentoo.org/wiki/AMDGPU
> ³ https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=935536

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problem of kernel compiler Istvan Toth <marmika2010@gmail.com> - 2025-01-03 21:20 +0100
  Re: problem of kernel compiler [SOLVED] Istvan Toth <marmika2010@gmail.com> - 2025-01-07 08:10 +0100

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