Re: [PATCH v8 1/7] x86, memhp, numa: Online memory-less nodes at boot time.

2016-07-19 Thread Dou Liyang
在 2016年07月20日 02:50, Tejun Heo 写道: Hello, On Tue, Jul 19, 2016 at 03:28:02PM +0800, Dou Liyang wrote: In this series of patches, we are going to construct cpu <-> node mapping for all possible cpus at boot time, which is a 1-1 mapping. It means the 1-1 mapping means that each cpu is mapped to

Re: [PATCH v8 1/7] x86, memhp, numa: Online memory-less nodes at boot time.

2016-07-19 Thread Tejun Heo
Hello, On Tue, Jul 19, 2016 at 03:28:02PM +0800, Dou Liyang wrote: > In this series of patches, we are going to construct cpu <-> node mapping > for all possible cpus at boot time, which is a 1-1 mapping. It means the 1-1 mapping means that each cpu is mapped to its own private node which isn't t

[PATCH v8 1/7] x86, memhp, numa: Online memory-less nodes at boot time.

2016-07-19 Thread Dou Liyang
From: Tang Chen For now, x86 does not support memory-less node. A node without memory will not be onlined, and the cpus on it will be mapped to the other online nodes with memory in init_cpu_to_node(). The reason of doing this is to ensure each cpu has mapped to a node with memory, so that it wil