Re: [PATCH 04/11] x86: split CPU selection into 32-bit and 64-bit
From: Arnd Bergmann
Date: Wed Dec 04 2024 - 16:19:41 EST
On Wed, Dec 4, 2024, at 19:31, Andy Shevchenko wrote:
> On Wed, Dec 4, 2024 at 12:31 PM Arnd Bergmann <arnd@xxxxxxxxxx> wrote:
>>
>> From: Arnd Bergmann <arnd@xxxxxxxx>
>>
>> The x86 CPU selection menu is confusing for a number of reasons.
>> One of them is how it's possible to build a 32-bit kernel for
>> a small number of early 64-bit microarchitectures (K8, Core2)
>
> Core 2
Fixed
>> +choice
>> + prompt "x86-64 Processor family"
>> + depends on X86_64
>> + default GENERIC_CPU
>> + help
>> + This is the processor type of your CPU. This information is
>> + used for optimizing purposes. In order to compile a kernel
>> + that can run on all supported x86 CPU types (albeit not
>> + optimally fast), you can specify "Generic-x86-64" here.
>> +
>> + Here are the settings recommended for greatest speed:
>> + - "Opteron/Athlon64/Hammer/K8" for all K8 and newer AMD CPUs.
>> + - "Intel P4" for the Pentium 4/Netburst microarchitecture.
>> + - "Core 2/newer Xeon" for all core2 and newer Intel CPUs.
>
> Core 2
Fixed, though this is the preexisting help text that I just
moved around.
Arnd