Re: [PATCH] doc: Document the relax_domain_level kernel boot argument
From: Hidetoshi Seto
Date: Mon Jun 30 2008 - 03:42:18 EST
Li Zefan wrote:
> Hidetoshi Seto wrote:
>> The system default is architecture dependent. You can change your
>> system's default using the relax_domain_level= boot parameter.
>
> but the system default is 0 by default. and 0 means no search no matter
> what architecture is. ;)
If my git pull works correctly, it seems that the default is still -1...
[kernel/sched.c]
> static int default_relax_domain_level = -1;
AFAIK, for example, x86(SMT) search siblings by default.
Thanks,
H.Seto
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