Re: [PATCH] NUMA: Early use of cpu_to_node() returns 0 instead of the correct node id

[Shijie Huang <shijie@xxxxxxxxxxxxxxxxxxxxxxxxxx>]

在 2024/1/19 12:42, Yury Norov 写道:
> Regardless, I don't think that the approach is correct. As per your
> description, some initialization functions erroneously call
> cpu_to_node() instead of early_cpu_to_node() which exists specifically
> for that case.

I checked the code again.

The sparc, mips and s390 (which support the NUMA) do not support 
early_cpu_to_node().

So we cannot use early_cpu_to_node() for these functions.


Thanks

Huang Shijie